Patents 5250520 - 5250776

 

 

Patent 5250520: Polysulfate of cyclodextrin derivative and process for preparing the same
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Carbohydrate (i.e., saccharide radical containing) DOAI : Polysaccharide : Dextrin or derivative : Phosphorus containing (e.g., Vitamin B12, etc.))

Patent 5250521: Substituted pyrazolopyrimidines as angiotensin II antagonists
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Phosphorus containing other than solely as part of an inorganic ion in an addition salt DOAI : Nitrogen containing hetero ring : Polycylo ring system having a ring nitrogen in the system : Nonshared hetero atoms in at least two rings of the polycyclo ring system : 2,4-diketone pyrimidine or derivative (e.g., uracil, etc.))

Patent 5250522: Phosphono/biaryl substituted amino acid derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Phosphorus containing other than solely as part of an inorganic ion in an addition salt DOAI : Nitrogen, other than nitro or nitroso, bonded indirectly to phosphorus : Cyano or isocyano bonded directly to a benzene ring)

Patent 5250523: Side chain unsaturated 1.alpha.-hydroxyvitanim D homologs
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : 9,10-seco- cyclopentanohydrophenanthrene ring system (e.g., vitamin D, etc.) DOAI : Nitrogen containing (e.g., anilides, etc.))

Patent 5250524: Bile acid derivatives, process for their preparation and use of these compounds as pharmaceuticals
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Cyclopentanohydrophenanthrene ring system DOAI : Oxygen double bonded to a ring carbon of the cyclopentanohydrophenanthrene ring system : Nitrogen containing hetero ring)

Patent 5250525: 4-oxo-azetidine-2-sulfonic acids and their salts, processes for the preparation thereof and their use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is four-membered and includes at least one ring nitrogen : Chalcogen double bonded directly to a ring carbon of the four-membered hetero ring which is adjacent to the ring nitrogen : Alkyl, hydroxyalkyl, alkoxyalkyl or alkanoyloxyakyl bonded directly to 3-position)

Patent 5250526: Pyridinecarboxylic acid amide derivatives and pharmaceutical compositions comprising same
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is seven-membered consisting of two nitrogens and five carbon atoms : Nitrogen or C(=X), wherein X is chalcogen, attached indirectly to the seven-membered hetero ring by acyclic nonionic bonding)

Patent 5250527: Pyridyl containing benzimidazoles, compositions and use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered and includes at least nitrogen and oxygen as ring hetero atoms (e.g., monocyclic 1,2- and 1,3-oxazines, etc.) : Morpholines (i.e., fully hydrogenated 1,4- oxazines) : Additional hetero ring attached directly or indirectly to the morpholine ring by nonionic bonding : Polycyclo ring system having the additional hetero ring as one of the cyclos : Bicyclo ring system having the additional hetero ring as one of the cyclos : Plural ring hetero atoms in the bicyclo ring system : Plural ring nitrogens in the bicyclo ring system : The additional hetero ring contains ring nitrogen)

Patent 5250528: New aminopiperazine derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,4 diazines : Piperazines (i.e., fully hydrogenated 1,4-diazines) : Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding : Isoalloxazine (e.g., riboflavins, Vitamin B2, etc.))

Patent 5250529: Method alleviating migraine headache with mast cell degranulation blocking agents
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,4 diazines : Piperazines (i.e., fully hydrogenated 1,4-diazines) : Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding : The additional hetero ring is five-membered having ring nitrogen : Plural nitrogens in the additional five-membered hetero ring : Chalcogen hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding : Quinolines (including hydrogenated))

Patent 5250530: Aminopyrimidine derivatives, and their use as fungicides
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Nitrogen or -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the 1,4-diazine ring)

Patent 5250531: Dihydropyrimidine antiallergy agents
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Nitrogen or -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the 1,4-diazine ring)

Patent 5250532: 3,4,N-trisubstituted-4,5-dihydro-1H-pyrazole-1-carboxamides and their use as insecticides
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Nitrogen or -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the 1,4-diazine ring)

Patent 5250533: Fungicidal pyridinylpyrimidines
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Nitrogen or -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the 1,4-diazine ring)

Patent 5250534: Pyrazolopyrimidinone antianginal agents
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,4 diazines : Piperazines (i.e., fully hydrogenated 1,4-diazines) : Additional hetero ring attached directly or indirectly to the piperazine ring by nonionic bonding : The additional hetero ring is a 1,3 diazine ring : Polycyclo ring system having the additional 1,3-diazine ring as one of the cyclos : Plural ring nitrogens in the bicyclo ring system)

Patent 5250535: Substituted 9-(1 or 3-monoacyloxy or 1,3-diacyloxy-2-propoxymethyl) purines as antiviral agent
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Polycyclo ring system having 1,3-diazine as one of the cyclos : Bicyclo ring system having the 1,3-diazine as one of the cyclos : Exactly four ring nitrogens in the bicyclo ring system : Purine (including hydrogenated) : Chalcogen bonded directly to a ring carbon of the purine ring system : Nitrogen bonded directly to a ring carbon of the purine ring system (e.g., guanine, etc.) : Chalcogen attached indirectly to the 9- position of the purine ring system by acyclic nonionic bonding : Having -C(=X)-, wherein X is chalcogen, bonded directly to carbon of the hetero ring of the quinoline ring system)

Patent 5250536: Heterocyclic compounds
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of two nitrogens and four carbon atoms (e.g., pyridazines, etc.) : 1,3-diazines (e.g., pyrimidines, etc.) : Pyrimidines with chalcogen bonded directly to a ring carbon of said pyrimidine moiety : Tricyclo ring system having 1,3-diazine as one of the cyclos)

Patent 5250537: 5,6,7,8,9,10-hexahydro-7 ,10-iminocyclohept[b]indole,-6,7,8,9,10-hexahydro-7,11-imino-5H-cyclooct[
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Spiro ring system : Thiamines (e.g., vitamin B1, etc.))

Patent 5250538: Indole derivatives and their use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Spiro ring system : Thiamines (e.g., vitamin B1, etc.))

Patent 5250539: Hexahydrobenzo[f]quinolinones
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Polycyclo ring system having the six-membered hetero ring as one of the cyclos : Tricyclo ring system having the six-membered hetero ring as one of the cyclos : Two of the cyclos share at least three ring members (i.e., bridged) (e.g., morphinans, etc.))

Patent 5250540: Aminomethyl-substituted 2,3-dihydropyrano[2,3-b]pyridines and their use in medicaments
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Polycyclo ring system having the six-membered hetero ring as one of the cyclos : Bicyclo ring system having the six-membered hetero ring as one of the cyclos : Plural hetero atoms in the bicyclo ring system : Ring oxygen in the bicyclo ring system : Three or more hetero atoms in the tricyclo ring system)

Patent 5250541: Kynurenic acid derivatives, their preparation and pharmaceutical compositions containing them
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Polycyclo ring system having the six-membered hetero ring as one of the cyclos : Bicyclo ring system having the six-membered hetero ring as one of the cyclos : Quinolines (including hydrogenated) : Chalcogen attached directly to the six-membered hetero ring by nonionic bonding : Three or more hetero atoms in the tricyclo ring system)

Patent 5250542: Peripherally selective piperidine carboxylate opioid antagonists
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Piperidines : Bicyclo ring system having the six-membered hetero ring as one of the cyclos)

Patent 5250543: Derivatives of 1,4-dihydropyridine, their preparation procedure and therapeutic compositions containing them
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Piperidines : Additional ring containing : The additional ring is a six-membered hetero ring consisting of one nitrogen and five carbon atoms : Additional hetero ring attached directly or indirectly to the quinoline ring system by nonionic bonding)

Patent 5250544: New piperidine tetrahydropyridine and pyrrolidine compounds
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Piperidines : Additional ring containing : The additional ring is one of the cyclos in a polycyclo ring system : Additional hetero ring attached directly or indirectly to the quinoline ring system by nonionic bonding)

Patent 5250545: Cancer cell metastasis inhibitor methods
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Piperidines : Additional ring containing : Chalcogen bonded directly to ring carbon of the piperidine ring : Plural chalcogens bonded directly to ring carbons of the piperidine ring : Ring sulfur in the polycyclo ring system)

Patent 5250546: Amino-alcohol derivatives and processes for their preparation
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Piperidines : Additional ring containing : Nitrogen attached indirectly to the piperidine ring by nonionic bonding : Plural chalcogens bonded directly to ring carbons of the piperidine ring)

Patent 5250547: Benzopyran derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Additional hetero ring containing : The additional hetero ring is one of the cyclos in a polycyclo ring system : Nitrogen attached indirectly to the piperidine ring by nonionic bonding)

Patent 5250548: Angiotensin II receptor antagonists
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Additional hetero ring containing : Ring nitrogen in the additional hetero ring (e.g., oxazole, etc.) : Ring nitrogen in the polycyclo ring system)

Patent 5250549: Sulfonamide derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Chalcogen bonded directly to ring carbon of the six-membered hetero ring : Ring nitrogen in the additional hetero ring (e.g., oxazole, etc.))

Patent 5250550: Complexes of nitric oxide with polyamines
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Hetero ring is six-membered consisting of one nitrogen and five carbon atoms : Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding : At 3-position)

Patent 5250551: New (hetero)aryl substituted diazole derivatives, the method of preparing them and application thereof in therapeutics
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : Plural ring nitrogens and a single chalcogen in the hetero ring : Oxadiazoles (including hydrogenated) : C=O in a C(=O)O group (e.g., nicotinic acid, etc.))

Patent 5250552: 3-[thiazolidinone, oxazolidinone, imidazolidinone]-indoles as antiinflammatory agents
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,3-oxazoles (including hydrogenated) : Chalcogen bonded directly to ring carbon of the oxazole ring : C=X bonded directly to the nitrogen which is bonded directly to the thiazole ring (X is chalcogen))

Patent 5250553: Methyl .alpha.-arylacrylates substituted by a heterocyclic radical and their use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2-oxazoles (including hydrogenated) : Nitrogen bonded directly to ring carbon of the oxazole ring)

Patent 5250554: Benzimidazole derivatives useful as angiotensin II inhibitors
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : Tetrazoles (including hydrogenated) : Chalcogen or nitrogen bonded directly to ring carbon of the oxazole ring)

Patent 5250555: 1-halo-1-azolylmethane derivatives and fungicides containing these
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250556: Microbicidal compositions
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250557: Microbicidal compositions
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250558: Substituted triazolinones, triazolinethiones, and triazolinimines as neurotensin antagonists used to treat psychosis
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250559: Microbicidal compositions
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250560: Fungicidal agents
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2,4-triazoles (including hydrogenated) : Additional chalcogen containing hetero ring)

Patent 5250561: Tetrahydroindazole, tetrahydrocyclopentapyrazole, and hexahydrocycloheptapyrazole compounds and their use as HMG-COA
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : 1,2-diazoles : 2-imidazolines)

Patent 5250562: Stilbene derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : The five-membered hetero ring consists of one nitrogen and four carbons : Pyrazoles)

Patent 5250563: Inhibitors of HIV protease
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : The five-membered hetero ring consists of one nitrogen and four carbons : Polycyclo ring system having the five-membered hetero ring as one of the cyclos : Tricyclo ring system having the five-membered hetero ring as one of the cyclos : At imidazole ring carbon)

Patent 5250564: Aromatic peptidomimetics
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) : The five-membered hetero ring consists of one nitrogen and four carbons : Polycyclo ring system having the five-membered hetero ring as one of the cyclos : Bicyclo ring system having the five-membered hetero ring as one of the cyclos : Additional hetero ring which is not part of the bicyclo ring system : Ring sulfur in the polycyclo ring system)

Patent 5250565: Indole-,benzofuran-,and benzothiophene-containing lipoxygenase-inhibiting compounds
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Sulfur containing hetero ring : The hetero ring is five-membered : Polycyclo ring system having the hetero ring as one of the cyclos : Only two ring sulfurs in the hetero ring)

Patent 5250566: Method for controlling nematodes
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Oxygen containing hetero ring : The hetero ring is six-membered : Nitrogen containing : Bicyclo ring system having the hetero ring as one of the cyclos (e.g., chromones, etc.))

Patent 5250567: Cyclic phenolic thioethers
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI : Oxygen containing hetero ring : The hetero ring is five-membered : Chalcogen bonded directly to the hetero ring : The nitrogen bonded directly to the hetero ring)

Patent 5250568: Acylated aminophenol derivatives
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Ester DOAI : X-C(=X)-X containing (e.g., carbonic acid ester, thiocarbonic acid ester, etc.) (X is chalcogen) : Two of the cyclos share at least three ring members (i.e., bridged))

Patent 5250569: Amino acid flavorings of aluminum astringent for oral use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Radical -XH acid, or anhydride, acid halide or salt thereof (X is chalcogen) DOAI : Carboxylic acid, percarboxylic acid, or salt thereof (e.g., peracetic acid, etc.) : Nitrogen other than as nitro or nitroso nonionically bonded : Carbon to carbon unsaturation)

Patent 5250570: Amidobenzene derivatives, compositions and use
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI : Carboxamides (i.e., R-C(=O)-N, wherein R is a radical having carbon bonded directly to the C(=O)-N or is hydrogen and wherein any substituent attached to nitrogen will be referred to as E) : R contains benzene ring : C-O- group in R : The nitrogen in R is an amino nitrogen attached indirectly to a ring by acyclic bonding)

Patent 5250571: (S)-norfluoxetine in method of inhibiting serotonin uptake
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI : Benzene ring containing : Amino nitrogen attached to aryl ring or aryl ring system by an acyclic carbon or acyclic chain : Ether oxygen is part of the chain : A ring or polycyclo ring system in a substituent E is attached indirectly to the carboxamide nitrogen or to an amino nitrogen in substituent E by acyclic nonionic bonding)

Patent 5250572: (R)-norfluoxetine in method for occupying serotonin IC receptors
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI : Benzene ring containing : Amino nitrogen attached to aryl ring or aryl ring system by an acyclic carbon or acyclic chain : Ether oxygen is part of the chain : A ring or polycyclo ring system in a substituent E is attached indirectly to the carboxamide nitrogen or to an amino nitrogen in substituent E by acyclic nonionic bonding)

Patent 5250573: Glutaraldehyde-based sterilising composition of antibacterial and antimycotic activity, in an aqueous vehicle
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Aldehyde DOAI : Benzene ring containing : Acyclic carbon to carbon unsaturation : Camphor or nuclear substituted derivatives thereof)

Patent 5250574: Aromatic compounds and their compositions for the control of insect pests
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : Ether DOAI : Benzene ring containing : Plural oxygens : Plural benzene rings : Two benzene rings bonded directly to the same C=O)

Patent 5250575: Use of 1-octen-4-ol in repelling house flies
(DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS : DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) : C-O-group (e.g., alcohol, alcoholate, etc.) DOAI : Carbon to carbon unsaturated : C of C-O- group is nuclear C of a benzene ring (e.g., phenol, phenolate, etc.))

Patent 5250576: Process for preparing emulsions that are polymerizable to absorbent foam materials
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Process of preparing a cellular product by removal of material from a solid polymer-containing matrix without expanding the matrix; composition which is nonexpandible and is designed to form a cellular product by said process; or process of preparing said composition : Cellular product-forming process wherein the removable material is present or is produced in situ during the solid polymer formation step : Treating polymer derived from vinyl chloride monomer)

Patent 5250577: Polystyrene foam made with only carbon dioxide as a blowing agent and a process for making the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Extruding a solid polymer containing material to form a cellular product : System contains two or more solid polymers or contains at least one solid polymer and at least one polymer-forming system)

Patent 5250578: Foamed cementitious composition and method of making
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Process of forming a cellular product subsequent to solid polymer formation in the presence of a stated ingredient, noncellular composition capable of forming a cellular product and containing a stated ingredient, or process of preparing same : Ingredient is asphaltic, bituminous, or water settable inorganic material, e.g., cement, plaster of Paris, etc. : Treating polymer derived from vinyl chloride monomer)

Patent 5250579: Cellular polymer containing perforated cell windows and a process for the preparation thereof
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Process of forming a cellular product subsequent to solid polymer formation in the presence of a stated ingredient, noncellular composition capable of forming a cellular product and containing a stated ingredient, or process of preparing same : Ingredient contains only C and H atoms, only C and halogen atoms, or only C, H, and halogen atoms : Nitrogen compound contains a nitrogen atom bonded to a nitrogen or oxygen atom)

Patent 5250580: Flame retardant polyurethane foams
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Cellular product formation prior to or during solid polymer formation in the presence of a stated ingredient other than water : Ingredient contains a silicon atom as part an organic compound : Phosphorus atom is part of an organic compound)

Patent 5250581: Polymer polyols containing halogenated aromatic monomers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Cellular product derived from two or more solid polymers or from at least one solid polymer and at least one polymer-forming system : At least one polymer is derived from a -N=C=X reactant wherein X is a chalcogen atom or wherein the polymer-forming system contains the same type of reactant : Said ingredient is substantially nonvolatile material, e.g., hydrocarbon waxes, greases, etc.)

Patent 5250582: Process for making cellular and microcellular polyurethane foams
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. : Cellular product derived from silicon containing reactant : From reactant containing two or more ethylenic unsaturated groups)

Patent 5250583: Ocular lens material
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Nonmedicated composition specifically intended for contact with living animal tissue or process of preparing; other than apparel : Contact lens making composition : Silicon-containing organic polymer :)

Patent 5250584: Periodontium-regenerative materials
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Nonmedicated composition specifically intended for contact with living animal tissue or process of preparing; other than apparel : Composition suitable for use as tissue or body member replacement, restorative, or implant : Composition which anchors by ingrowth of surrounding tissue :)

Patent 5250585: Dental material in powder form, process for its preparation and use
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Nonmedicated composition specifically intended for contact with living animal tissue or process of preparing; other than apparel : Composition suitable for use as tissue or body member replacement, restorative, or implant : Composition suitable for use as tooth or bone replacement, restorative, or implant : Cement or filling composition :)

Patent 5250586: Method for the production of finely divided water soluble polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Composition containing nonresinous organic material derived from municipal solid waste disposal system or process of preparing : Containing carbohydrate or cellular material derived from plant or animal)

Patent 5250587: Activation of ethylene/carbon monoxide polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Electromagnetic wave absorbing composition or process of preparing (excludes visible, IR or UV portions of spectrum) : Composition for treating unconsolidated or loose strata, e.g., sand consolidation, etc.)

Patent 5250588: Organic friction material composition for use to produce friction linings
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Friction element composition or process of preparing : For wheeled vehicle : Containing asbestos and at least one inorganic material : Composition contains a phenolic, amine, or ketone condensate with aldehyde plus a polymer derived from ethylenic monomers only)

Patent 5250589: Stabilization of methacrylic polymers against sterilizing radiation
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Process of forming a composition of a solid polymer or solid polymer forming system by admixing a product in the form of a surface coated, impregnated, encapsulated, or surface modified fiber, sheet, particle, or web, with a material; or composition which is the result of said admixing : Product having a solid synthetic polymer or solid polymer-forming system : Product having two or more solid synthetic polymers, or a solid polymer and a solid polymer-forming system : Composition contains a phenolic, amine, or ketone condensate with aldehyde plus a polymer derived from ethylenic monomers only)

Patent 5250590: Flame retardant resin composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Process of forming a composition containing a nonreactive material (NRM) and a polymer containing more than one 1,2-epoxy group, or a preformed polymer derived from or admixed with a reactant containing more than one 1,2-epoxy group, or with a polymer derived from an epihalohydrin and a polyhydric phenol or polyol; or composition or product thereof : Solid polymer derived from reactant containing element other than C, H, O, or N or chlorine-containing reactant of three or more carbon atoms : Polymer derived from ethylenic reactants only)

Patent 5250591: Curable adhesive composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF : Process of forming a composition of an ethylenically unsaturated reactant or ethylenically unsaturated polymer admixed with nonreactive material (NRM) and a polyester whose polymer backbone was derived through the direct formation of the ester linkage, e.g., polyethylene terephthalate, polycaprolactone, etc., or product thereof : Inorganic silicon atom other than glass DNRM : Heavy metal atom)

Patent 5250592: Isoindolinone compounds as stabilizers for organic materials
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : Nitrogen atom as part of a hetero ring DNRM : Nitrogen ring directly fused or bridged to a ring system : Nitrogen ring is part of a ring system having three or more rings fused or bridged together : At least one solid polymer derived from ethylenic reactants only)

Patent 5250593: Stabilized polyolefin composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : Nitrogen atom as part of a hetero ring DNRM : Six-membered nitrogen ring, e.g., pyridine, etc. : Six-membered nitrogen ring having two or more ring nitrogen atoms : Two or more nitrogen rings)

Patent 5250594: Aqueous polymer dispersion with polymer particles exhibiting polyol groups
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : At least one chalcogen atom as part of a hetero ring (chalcogen=O, Se, Te) DNRM : Three-membered chalcogen ring : Tetrahydrofuran per se)

Patent 5250595: Flame-retardant resin composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : At least one chalcogen atom as part of a hetero ring (chalcogen=O, Se, Te) DNRM : Three-membered chalcogen ring : Tetrahydrofuran per se)

Patent 5250596: Acrylic resin composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : Organic compound having a sulfur bonded directly to oxygen DNRM : Sulfur bonded directly to three oxygen atoms : Metal : Metal)

Patent 5250597: Fluoropolymer film preparation
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : X(C=X)X wherein X is chalcogen DNRM, e.g., carbonate, etc. : Carnauba wax, beeswax, montan wax, or oxidized microcrystalline wax or modified forms thereof)

Patent 5250598: Liquid electrical tape formulation
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : Carboxylic acid or derivative and wherein the derivative is other than a metal salt DNRM : Aryl group : Two or more carboxylic acids or ester groups each directly attached to a nuclear carbon of the same aryl group through the carbonyl of the carboxylic acid or ester group : A single aryl group : Only two carboxylic acid or ester groups directly attached to an aryl group, e.g., phthalic acid, etc. : Dioctyl or dibutyl ester, e.g., di-(2-ethylhexyl) phthalate, etc. : At least one aryl ring which is part of a fused or bridged ring system)

Patent 5250599: Aqueous aerosol coating compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : C-O-C compound DNRM : Only C, H, and oxygen atoms)

Patent 5250600: Low temperature flexible die attach adhesive and articles using same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : C-O-C compound DNRM : OH group, e.g., Cellosolve, etc. : Two or more OH groups : At least two diverse halogen atoms)

Patent 5250601: High-strength heat insulating material and method of producing such material
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Soil or inorganic silicon DNRM (other than silicon dioxide, glass, quartz, novaculite, or silicon dioxide type) : Aluminum DNRM)

Patent 5250602: Polymer emulsion and method for preparing the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Polymerizing an ethylenic monomer in the presence of a preformed SICP or solid polymer and in the presence of a nonreactive material so as to form an aqueous dispersion, latex, suspension, or emulsion therewith; or product thereof : Soil or inorganic silicon DNRM (other than silicon dioxide, glass, quartz, novaculite, or silicon dioxide type))

Patent 5250603: Polymer/bi-lobal fiber composites having improved strength
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Mixing inorganic silicon-containing material having color or numerical limitations other than amount, e.g., included herein are m.p., chemical composition, particle size, surface area, etc., or composition or product thereof, DNRM : Inorganic silicon-containing material having specified dimensions : Material contains glass : At least one microcrystalline wax)

Patent 5250604: Glass fiber reinforced polyamide composition and the process for manufacturing the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Mixing inorganic silicon-containing material having color or numerical limitations other than amount, e.g., included herein are m.p., chemical composition, particle size, surface area, etc., or composition or product thereof, DNRM : Inorganic silicon-containing material having specified dimensions : Material contains glass : At least one microcrystalline wax)

Patent 5250605: Coating compositions comprising an organosilane polymer and reactive dispersed polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Containing two or more solid polymers; solid polymer or SICP and a SICP, SPFI, or an ethylenic reactant or product thereof : At least one solid polymer derived from ethylenic reactants only : Solid graft or solid graft-type copolymer with other solid polymer, SICP, or SPFI : At least one microcrystalline wax)

Patent 5250606: Polymer blend compositions containing a styrenic copolymer, an acetal polymer and a thermoplastic polyester or polycarbonate resin ingredient
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Containing two or more solid polymers; solid polymer or SICP and a SICP, SPFI, or an ethylenic reactant or product thereof : At least one solid polymer derived from ethylenic reactants only : Solid graft or solid graft-type copolymer with other solid polymer, SICP, or SPFI : At least one microcrystalline wax)

Patent 5250607: Moisture cured elastomeric interpenetrating network sealants
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Containing two or more solid polymers; solid polymer or SICP and a SICP, SPFI, or an ethylenic reactant or product thereof : At least one solid polymer derived from ethylenic reactants only : With solid polymer derived from at least one -N=C=X (X is chalcogen) reactant wherein at least one of the reactants forming the solid polymer is saturated; or with SPFI or SICP derived from a -N=C=X reactant wherein at least one of the necessary reactants is saturated : At least one microcrystalline wax)

Patent 5250608: Curable compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Polymer derived from ethylenic reactants only : From heterocyclic monomer : Fluorine-containing monomer contains F and C only or only F, C, and H)

Patent 5250609: Aqueous coating composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : Polymer derived from ethylenic reactants only : From carboxylic acid or ester thereof monomer : From ester derived from at least one unsaturated carboxylic acid and a saturated alcohol, e.g., methyl methacrylate, etc. : Four or more fluorine atoms)

Patent 5250610: Aqueous polyurethane dispersions and their use as laminating adhesives
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : : Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof : From -N=C=X reactant or blocked N=C=X reactant (X is chalcogen) : With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group : Water DNRM : High density polymer)

Patent 5250611: Preparation of ABS molding materials
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Utilizing a tubular or loop reactor : Polymer mixed with unsaturated aromatic compound)

Patent 5250612: Polyethylene films exhibiting low blocking force
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Utilizing an apparatus with two or more physically distinct zones : Polymer mixed with unsaturated aromatic compound)

Patent 5250613: Solid surface coated with a hydrophilic outer layer with covalently bonded biopolymers, a method of making such a surface, and a conjugate
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Containing chemically combined protein or biologically active polypeptide : Polymer mixed with unsaturated aromatic compound)

Patent 5250614: Graft copolymers and coating compositions comprising the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Polyvinyl alcohol : With SICP, SPFI, or polymer thereof :)

Patent 5250615: Polyorganosiloxane series thermoplastic resin and composition thereof
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Mixing of solid graft or graft-type copolymer with other solid polymer wherein one of said solid polymers is not derived from ethylenic reactants only; mixing of said polymer mixture with a chemical treating agent; or mixing of graft or graft-type copolymer with a SICP or SPFI; or processes of forming or reacting; or the resultant product of any of the above operations : Processes only of preparing polyvinyl alcohol)

Patent 5250616: High impact polyvinyl halide compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Mixing of solid graft or graft-type copolymer derived from ethylenic reactants only with other solid polymer derived from ethylenic reactants only; or treating said mixture with chemical treating agent; or processes of forming or reacting; or the resultant product of any of the above operations : Mixture contains solid polymer derived from reactant containing carboxylic acid ester group : Substrate polymer derived from hydrocarbon containing plural unsaturation : Polymer substrate derived from hydrocarbon reactants only :)

Patent 5250617: Polymer blends containing ethylene polymers for flexible films
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Mixing of solid graft or graft-type copolymer derived from ethylenic reactants only with other solid polymer derived from ethylenic reactants only; or treating said mixture with chemical treating agent; or processes of forming or reacting; or the resultant product of any of the above operations : Mixture contains solid polymer derived from reactant containing carboxylic acid ester group : Polymer substrate derived from an unsaturated carboxylic acid ester : Polymer substrate derived from hydrocarbon reactants only)

Patent 5250618: Blends based on vinyl aromatic polymers with enhanced mechanical characteristics
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Mixing of solid block or block-type copolymer with other solid polymer; mixing of said polymer mixture with a chemical treating agent; mixing of a block or block-type copolymer with SICP or with SPFI; or processes of forming or reacting; or the resultant product of any of the above operations : Mixture contains two or more solid block or block-type copolymers : Solid polymer other than graft or graft-type derived from nonaromatic plural ethylenically unsaturated reactant)

Patent 5250619: Process for the preparation of high molecular weight polyamides
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Mixing of solid block or block-type copolymer with other solid polymer; mixing of said polymer mixture with a chemical treating agent; mixing of a block or block-type copolymer with SICP or with SPFI; or processes of forming or reacting; or the resultant product of any of the above operations : Mixture contains solid polymer derived from at least one saturated reactant, SICP, or SPFI : Solid polymer derived from a lactam; from an amino carboxylic acid or derivative; from a polyamine and a polycarboxylic acid or derivative : Polymer substrate derived from hydrocarbon reactants only)

Patent 5250620: Hydrophilic polyvinylpyrrolidone compositions having a low coefficient of friction
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With saturated -N=C=X (X is chalcogen) reactant or polymer thereof; or with solid copolymer derived from at least one -N=C=X reactant wherein at least one of the reactants forming the solid copolymer is saturated; or with SPFI wherein at least one of the necessary ingredients contains a -N=C=X group or with a reaction product thereof; or with SICP containing a -N=C=X group : Contacting with -N=C=X-containing reactant and with additional organic reactant containing a hydroxyl or amine group or polymer thereof : Solid polymer from ethylenic reactants only derived from hydrocarbon reactant)

Patent 5250621: Interpolymers of aromatic polyesters and rubbers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With saturated phenolic reactant or polymer thereof; or with solid copolymer derived from at least one phenolic reactant wherein at least one of the reactants forming the solid copolymer is saturated; or with SPFI wherein at least one of the necessary ingredients is a phenolic reactant or with a reaction product thereof; or with a SICP containing a phenolic group Si-H or Si-C bond : With a -O-C(=O)-O-, -O-C(=O)-hal or hal-C(=O)-hal group-containing reactant or polymer thereof : Solid polymer derived from ethylenic reactants only is derived from a reactant containing a carboxylic acid or derivative thereof : Solid polymer from ethylenic reactants only is derived from both a reactant containing two ethylenic groups and an acyclic monoethylenic hydrocarbon)

Patent 5250622: Polymer combinations with a high rubber content
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With saturated phenolic reactant or polymer thereof; or with solid copolymer derived from at least one phenolic reactant wherein at least one of the reactants forming the solid copolymer is saturated; or with SPFI wherein at least one of the necessary ingredients is a phenolic reactant or with a reaction product thereof; or with a SICP containing a phenolic group Si-H or Si-C bond : With a -O-C(=O)-O-, -O-C(=O)-hal or hal-C(=O)-hal group-containing reactant or polymer thereof : Solid polymer derived from ethylenic reactants only is derived from a reactant containing a carboxylic acid or derivative thereof : Solid polymer from ethylenic reactants only is derived from both a reactant containing two ethylenic groups and an acyclic monoethylenic hydrocarbon)

Patent 5250623: Compatible polymeric mixtures
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With polycarboxylic acid or derivative and a polyol at least one of which is saturated, a condensate or solid polymer thereof; or with solid polymer derived from at least one polycarboxylic acid or derivative and at least one polyol wherein at least one the reactants forming the solid polymer is saturated : Solid polymer derived from ethylenic reactants only derived from at least one reactant containing an oxygen atom : Solid polymer derived from ethylenic reactants only derived from at least one hydrocarbon reactant containing at least two ethylenic groups)

Patent 5250624: Miscible blends of polyamides and vinylphenol containing polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With a polycarboxylic acid or derivative and a polyamine or the corresponding salt thereof; or with a lactam; or with an aminocarboxylic acid; or with the corresponding polymers; and wherein the monomer or polymer was derived from at least one saturated reactant : Solid polymer derived from ethylenic reactants only derived from unsaturated hydrocarbon)

Patent 5250625: Process for the cross-linking of halogenated polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With a polycarboxylic acid or derivative and a polyamine or the corresponding salt thereof; or with a lactam; or with an aminocarboxylic acid; or with the corresponding polymers; and wherein the monomer or polymer was derived from at least one saturated reactant : Solid polymer derived from ethylenically unsaturated reactant only is one derived from a reactant containing a heterocyclic ring and is other than solely a cyclic anhydride of a polycarboxylic acid : Solid polymer derived from ethylenic reactants only derived from at least one hydrocarbon reactant containing at least two ethylenic groups)

Patent 5250626: Miscible blends of polyphosphazenes and acidic functional polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : With additional solid polymer derived from at least one nonethylenic reactant : At least one reactant which forms additional polymer contains a phosphorus atom : Heterocyclic ring is an 1,2-epoxy ring)

Patent 5250627: Rubber composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Polymer mixture of two or more solid polymers derived from ethylenically unsaturated reactants only; or mixtures of said polymer mixture with a chemical treating agent; or products or processes of preparing any of the above mixtures : Treating polymer or polymer mixture with a chemical treating agent other than solid polymer : Agent is an organic material : Solid polymer from ethylenic reactants only is derived from both a reactant containing two ethylenic groups and an acyclic monoethylenic hydrocarbon)

Patent 5250628: Thermoplastic compositions with elastic memory and a process for their preparation
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Polymer mixture of two or more solid polymers derived from ethylenically unsaturated reactants only; or mixtures of said polymer mixture with a chemical treating agent; or products or processes of preparing any of the above mixtures : Solid polymer derived from reactant containing a fused- or bridged- ring system : Heterocyclic reactant contains 1,2-epoxy group)

Patent 5250629: Graft copolymer and process for producing the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM ALDEHYDE OR DERIVATIVE THEREOF AS REACTANT : With nonaldehyde or nonaldehyde derivative nitrogen-containing compound : Nitrogen-containing nonaldehyde or nonaldehyde derivative contains three or more nitrogen atoms bonded to the same carbon atom, e.g., dicyanodiamide, etc. : Nonaldehyde reactant, non->N-C(=X)-N< reactant contains a nitrogen atom)

Patent 5250630: Pneumatic tire
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Polymer derived from ethylenic reactants only mixed with ethylenic reactant : Ethylenic reactant contains an oxygen atom : Oxygen atom is part of a carboxylic acid group : Contains an atom other than Group IA, C, or H)

Patent 5250631: Polymer compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : At least one solid polymer derived from ethylenic reactants only : Polymer derived from ethylenic reactants only mixed with ethylenic reactant : Ethylenic reactant is acyclic hydrocarbon : Acyclic hydrocarbon is propylene : Block copolymer derived from acyclic hydrocarbon containing five or more carbon atoms)

Patent 5250632: Heimd-containing polyetheramine curative for flexible, toughened products
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer is derived from 1,2-epoxy compound containing only one 1,2 epoxy group as sole reactant and wherein none of the reactants contains a plurality of methylol groups or derivatives thereof : Mixed with 1,2-epoxy reactant containing more than one 1,2-epoxy group per mole or polymer derived therefrom : Contains amine-, N-C(=X)-, or N-S(=O)- containing reactant (X is chalcogen))

Patent 5250633: Fibers and fibrets from blends of polybezimidazoles and aromatic polyamides, aromatic polyamide-hydrazides or aromatic polyamides
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer derived from at least one carboxylic acid or derivative : Solid polymer derived from at least one lactam; from an amino carboxylic acid or derivative; or from a polycarboxylic acid or derivative : Solid polymer derived from an amino carboxylic acid or derivative; from a polyamine and a polycarboxylic acid or derivative; from at least one lactam; or from a polyamine salt of a polycarboxylic acid : Two amine groups)

Patent 5250634: Powder coating composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer derived from at least one carboxylic acid or derivative : Solid polymer derived from at least one lactam; from an amino carboxylic acid or derivative; or from a polycarboxylic acid or derivative : Solid polymer derived from polyhydroxy reactant and polycarboxylic acid or derivative reactant; or derived from di- or higher ester of a polycarboxylic acid as sole reactant : Mixed with reactant containing more than one 1,2-epoxy group per mole or polymer derived therefrom : Contains phenolic reactant or polymer thereof)

Patent 5250635: Polycarbonate composition with reduced drip rate on burning
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer derived from O-C(=O)-O- or hal-C(=O)-containing reactant : Solid polymer derived from O-C(=O)-O- or hal-C(=O)-containing reactant and polyhydroxy reactant : Mixed with nitrogen-containing reactant or polymer therefrom : Contains polyhydroxy reactant; or additional polymer derived from -N=C=X and polyhydroxy reactant)

Patent 5250636: Poly(arylene thioether-ketone-ketone) copolymer and production process thereof
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer derived from ketone reactant and wherein none of the reactants forming the solid polymer contains an aldehyde group or is an aldehyde-type reactant or polymer derived therefrom : Solid polymer derived from O-C(=O)-O- or hal-C(=O)-containing reactant and polyhydroxy reactant)

Patent 5250637: Semiconductor encapsulating epoxy resin compositions and semiconductor devices
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer or specified intermediate condensation product derived from at least one phenolic reactant and at least one aldehyde or aldehyde-type reactant or polymer therefrom : Mixed with reactant containing more than one 1,2-epoxy group per mole or polymer derived therefrom : With silicon-containing reactant or polymer derived therefrom : Specified material contains nitrogen)

Patent 5250638: Epoxy resin curatives and method using lactone-imidazole complexes
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer or specified intermediate condensation product derived from at least one phenolic reactant and at least one aldehyde or aldehyde-type reactant or polymer therefrom : Mixed with nitrogen-containing chemical treating agent : Additional phenol-aldehyde- or -aldehyde-type polymer, condensation product or reactants therefrom)

Patent 5250639: Polyaniline derivatives and their production process
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS : Solid polymer derived from nitrogen-containing reactant : Solid polymer derived from alkali metal sulfide and halogenated aromatic reactant, e.g., polyarylene sulfide, etc.)

Patent 5250640: Method for production of particulate hydrogel polymer and absorbent resin
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : Polymerization involving specified mixing, stirring, agitating, or movement of material : Adding monomer)

Patent 5250641: Curing of dental resin
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : Polymerizing in the presence of a specified material other than monomer : Material contains transition metal or compound thereof : With non-metal N, P, O, S, Se, Te, or halogen material other than nitrogen gas : Contains non-transition elemental metal, hydride thereof, or carbon to non transition metal atom bond : Non-metal material is organic nitrogen-containing compound : Contains at least one additional specified material)

Patent 5250642: Copolymers of ampholytic ion pairs containing vinylic tertiary amine and olefinic comonomers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : From metal containing monomer : Mono- or di-saccharide containing monomer, e.g., allyl sucrose, etc.)

Patent 5250643: Dialkylidenecyclobutane/acrylate composition
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : From cycloaliphatic monomer : With hydrocarbon monomer)

Patent 5250644: Crosslinkable acrylic rubber and method for producing the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : From carboxylic acid monomer : Carboxylic acid contains ester group : Oxygen atom is part of ester group derived from unsaturated carboxylic acid)

Patent 5250645: Polymerisable compositions and use of these compositions for sealing subterranean environments
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING : From carboxylic acid ester monomer : Ether or hydroxy containing : With hydrocarbon monomer)

Patent 5250646: Process for the preparation of metallopolysilanes, and their use
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM SILICON REACTANT HAVING AT LEAST ONE SILICON-TO-HYDROGEN OR -CARBON BOND : Polymerizing in the pressence of a specified material other than a reactant : Material is a metal-containing material :)

Patent 5250647: Organosilicon compounds containing alkenyl groups, process for their preparation, and use of the same
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM SILICON REACTANT HAVING AT LEAST ONE SILICON-TO-HYDROGEN OR -CARBON BOND : Polymerizing in the pressence of a specified material other than a reactant : Material is a metal-containing material : Material contains a Group VIII metal atom :)

Patent 5250648: Preparation of organic silizane polymers and ceramic materials therefrom
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM SILICON REACTANT HAVING AT LEAST ONE SILICON-TO-HYDROGEN OR -CARBON BOND : Polymerizing in the pressence of a specified material other than a reactant : Material is a nitrogen-containing compound : Material contains a heavy metal atom)

Patent 5250649: Melt processable polyurethaneurea copolymers and method for their preparation
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM REACTANT HAVING AT LEAST ONE -N=C=X GROUP (WHEREIN X IS A CHALCOGEN ATOM) AS WELL AS PRECURSORS THEREOF, E.G., BLOCKED ISOCYANATE, ETC. : Silicon reactant contains an aryl group)

Patent 5250650: Chip resistant polyurethane coating
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM REACTANT HAVING AT LEAST ONE -N=C=X GROUP (WHEREIN X IS A CHALCOGEN ATOM) AS WELL AS PRECURSORS THEREOF, E.G., BLOCKED ISOCYANATE, ETC. : From two or more reactants containing -N=C=X groups : With reactant having two -XH groups)

Patent 5250651: Crosslinked polyether polyol sealant
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM REACTANT HAVING AT LEAST ONE -N=C=X GROUP (WHEREIN X IS A CHALCOGEN ATOM) AS WELL AS PRECURSORS THEREOF, E.G., BLOCKED ISOCYANATE, ETC. : From N=C=X reactant having at least two -C-NH-C(=X)- groups : Material contains at least one metal atom)

Patent 5250652: High loading water-dispersible UVA and/or UVB light-absorbing copolymer
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE : From ketone-containing phenolic reactant or with ketone-containing reactant : With at least one nonepoxy or nonphenolic reactant)

Patent 5250653: Phenolic novolak resin compositions containing 5-indanol and their use in radiation-sensitive compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE : With aldehyde or derivative : Phenolic reactant contains at least two ring moieties (includes fused or bridged ring system) : Material contains a Group IA metal atom (Li, Na, K, Rb, Cs, Fr))

Patent 5250654: Thermotropic liquid crystalline polyester compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE : With polycarboxylic acid or derivative as reactant : Two or more phenolic reactants : Reactant contains three or more carboxylic acid groups or is derivative thereof)

Patent 5250655: Melt preparation of polycarbonate with metal compound and p compound catalysts
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE : With reactant having halo-C(=O)-halo, halo-C(=O)-O-, or -O-C(=O)-O- group : Polymerizing in the presence of a specified material other than a reactant and other than Group IA or Group IIA material as sole metal atom : Material contains a metal atom : Two or more polycarboxylic acids or derivatives or mixtures thereof)

Patent 5250656: High molecular weight polymethylene adipates
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF : From di- or higher ester of a polycarboxylic acid as sole reactant, or from a polycarboxylic acid or derivative with a compound containing two or more hydroxyl groups or salts thereof : Polymerizing in the presence of a specified material other than reactant : Material contains a metal atom : Material contains a transition metal atom : Material contains a Group IVB metal atom (Ti, Zr, Hf) :)

Patent 5250657: Process for preparing polyarylene thioether
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM SULFUR-CONTAINING REACTANT : From inorganic sulfur-containing reactant : Sulfur dioxide is a reactant : Polymerizing in the presence of a specified material other than a reactant : Material contains a Group IA (Li, Na, K, Rb, Cs, Fr) or Group IIA metal atom (Be, Mg, Ca, Sr, Ba, Ra))

Patent 5250658: Isolation of polycarbonate with carbon dioxide
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : TREATING POLYMER CONTAINING MATERIAL OR TREATING A SOLID POLYMER OR A RESINIFIABLE INTERMEDIATE CONDENSATION PRODUCT : Contacting with specified element or with specified inorganic compound other than water, elemental nitrogen, air and the inert gases (Group VIII A) : Oxide or hydroxide)

Patent 5250659: Use of 1,3-dioxacyclopentane as a solvent for polyester resins
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : TREATING POLYMER CONTAINING MATERIAL OR TREATING A SOLID POLYMER OR A RESINIFIABLE INTERMEDIATE CONDENSATION PRODUCT : Contacting with organic material : Ether : Material contains a Group IIIA metal atom (Al, Ga, In, Tl))

Patent 5250660: Peptide purification process
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES : Separation or purification : By hydrolysis)

Patent 5250661: Established cell line
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Lymphokines, e.g., interferons, interlukins, etc. : By hydrolysis)

Patent 5250662: Albumin purification
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Albumin : Serum albumin, e.g., BSA, HSA, etc. : Separation, purification or synthesis :)

Patent 5250663: Preparing essentially monomeric normal human serum albumin
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Albumin : Serum albumin, e.g., BSA, HSA, etc. : Separation, purification or synthesis :)

Patent 5250664: Process for tanning protein substances, in particular vegetable protein substances such as the proteins of oil seeds and tanned protein
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Plant proteins, e.g., derived from legumes, algae or lichens, etc. : Derived from oil seed, e.g., cotton seed, rapeseed, sunflower, etc. : Derived from corn)

Patent 5250665: Specifically .beta.-.beta. cross-linked hemoglobins and method of preparation
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Blood proteins or globulins, e.g., proteoglycans, platelet factor 4, thyroglobulin, thyroxine, etc. : Hemoglobins or globins : Blood coagulation factor II or factor II + VII + IX + X, i.e., prothrombin complex or factor)

Patent 5250666: Radionuclide metal chelates for the radiolabeling of proteins
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Blood proteins or globulins, e.g., proteoglycans, platelet factor 4, thyroglobulin, thyroxine, etc. : Globulins : Monoclonal or polyclonal antibody or immunoglobulin or fragment thereof that is conjugated or adsorbed (e.g., adsorbed to a solid support, etc.) : Conjugated to a detectable label or radioisotope or radionuclide or heavy metal-containing compound : Conjugated via a specifically-identified linking group, chelating group, coordination complex, coupling agent, or conjugation agent : Binds cancer cell or component or product thereof (e.g., cell-surface antigen, etc.))

Patent 5250667: 1-[(hydroxyphenoxy)phenylene]triazenes, polymers crosslinked therewith, and methods therefor
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Diazoamino (e.g., triazenes, etc.) : Plural benzene rings bonded directly to the diazoamino group : Containing -C(=X)-, wherein X is chalcogen (e.g., carbonyl containing, etc.))

Patent 5250668: Production and use of porphyrin derivatives and of compositions containing such derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : Porphyrins (including hydrogenated; e.g., chlorophyll, etc.) : Phthalocyanines)

Patent 5250669: Photosensitive compound
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Diazooxide or diazotate (e.g., -N=N-0-, etc.) : Sulfur attached directly to a ring by nonionic bonding : Containing -C(=X)-, wherein X is chalcogen (e.g., carbonyl containing, etc.))

Patent 5250670: Water-soluble monoazo compounds containing fiber-reactive groups of vinyl sulfone series as well as triazinyl radical, and process for
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Azo : Fiber- or substrate-reactive azo compound : Alkylene, alkenyl, alkenylene, alkynyl or alkynylene attached directly or indirectlyto a ring by nonionic bonding : Alkylene, alkenyl or alkenylene bonded directly to sulfonyl or sulfonamido, which sulfonyl or sulfonamido is between a ring and the alkylene, alkenyl or alkenylene : The alkylene, alkenyl or alkenylene and the ring are both bonded directly to the same sulfonyl group : Pyrazole containing (including hydrogenated))

Patent 5250671: Unsymmetrical 1:2 chromium complex dyestuffs
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Azo : Heavy metal or aluminum containing : Diverse azo moieties bonded to the same metal : Hetero ring containing : Hetero ring in each azo moiety : Pyrazole containing (including hydrogenated))

Patent 5250672: Contrast agent for NMR imaging
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : O- or S- Glycosides : Nitrogen containing : Nitrogen containing hetero ring : Purification or recovery)

Patent 5250673: 2'-deoxy-5-substituted uridine derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Nitrogen containing : N-glycosides, polymers thereof, metal derivatives (e.g., nucleic acids, oligonucleotides, etc.) : N-glycosides wherein the N is part of a six-membered hetero ring (e.g., diazines, etc.) : The N-hetero ring is a 1,3-diazine ring, including hydrogenated (e.g., pyrimidines, etc.) : Chalcogen bonded directly to the 2- and 4-positions of the diazine ring (e.g., uridine, etc.) : Halogen bonded directly to the 5-position of the diazine ring (e.g., 5-fluorouridine, etc.) : Chalcogen bonded directly to the 6- or 2-position of a purine ring system (e.g., inosine, etc.))

Patent 5250676: Process for the preparation of 3-substituted-2-azetidinones
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : Hetero ring is four-membered containing nitrogen and having chalcogen double bonded directly to a ring carbon which is adjacent to the ring nitrogen : Phthalocyanines)

Patent 5250677: Azetidin-2-one derivatives as serine protease inhibitors
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : Hetero ring is four-membered containing nitrogen and having chalcogen double bonded directly to a ring carbon which is adjacent to the ring nitrogen : Phthalocyanines)

Patent 5250678: O-aryl, O-alkyl, O-alkenyl and O-alkynylmacrolides having immunosuppressive activity
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : The hetero ring contains at least eight members including nitrogen and carbon : Chalcogen double bonded directly to a ring carbon of the hetero ring which is adjacent to the ring nitrogen (e.g., laurolactam, etc.) : Chalcogen in the hetero ring : Polycyclo ring system which contains the hetero ring as one of the cyclos : Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.) : Acyclic carbon double bonded directly at the 2-position of the bicyclo ring system)

Patent 5250679: Nonpeptidyl platelet aggregation inhibitors having specificity for the GPII.sub.b III.sub. receptor
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : The hetero ring contains seven members including nitrogen and carbon : Chalcogen double bonded directly to a ring carbon adjacent to the ring nitrogen (e.g., caprolactam, etc.) : Chalcogen in the hetero ring : Bicyclo ring system having the hetero ring as one of the cyclos : Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.))

Patent 5250680: Heterogeneous synthesis of azepinones from esters
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : The hetero ring contains seven members including nitrogen and carbon : Chalcogen double bonded directly to a ring carbon adjacent to the ring nitrogen (e.g., caprolactam, etc.) : Chalcogen in the hetero ring : Bicyclo ring system having the hetero ring as one of the cyclos : The chalcogen and the nitrogen are in the 1,5-positions of the bicyclo ring system (e.g., 1,5-benzothiazepinone, etc.) : A five-membered cyclo of the polycyclo ring system consists of four ring carbons and one ring oxygen (e.g., fused rifamycins, etc.))

Patent 5250681: Piperidine derivatives and hypotensives containing the same
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : The hetero ring contains seven members including nitrogen and carbon : Polycyclo ring system which contains the hetero ring as one of the cyclos : Plural nitrogens in the polycyclo ring system : Bicyclo ring system which contains the hetero ring as one of the cyclos)

Patent 5250682: Process for the preparation of 6-[3-substitutedaminopropionyl]-7-deacetylforskolin derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS : The hetero ring contains seven members including nitrogen and carbon : Additional hetero ring attached directly or indirectly to the hetero ring by nonionic bonding : Bicyclo ring system which contains the hetero ring as one of the cyclos)

Patent 5250683: Certain substituted taxanes and pharmaceutical compositions containing them
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : Six-membered hetero ring consists of sulfur, nitrogen, and carbon : 1,4-thiazines : Thiomorpholines (i.e., fully hydrogenated 1,4-thiazines) : Additional hetero ring containing : Ring chalcogen in the additional hetero ring)

Patent 5250685: Process for the preparation of S-alkyl-isothioureidoazines
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : Triazines : Substituent nitrogen bonded directly to carbon of the triazine ring : Three substituent nitrogens bonded directly to the three carbons of the triazine ring : Halogen or sulfur containing : Hetero ring)

Patent 5250686: Process for producing triazine compounds
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : Triazines : Substituent nitrogen bonded directly to carbon of the triazine ring : Two substituent nitrogens bonded directly to two carbons of the triazine ring : Guanamines : Additional ring containing : The carbonyl is bonded directly to nitrogen of morpholine ring)

Patent 5250687: Process for preparation of RDX
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : Triazines : Chalcogen or halogen containing substituent : Sulfur containing)

Patent 5250688: Purine derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) : 1,3-diazines : Polycyclo ring system having the diazine ring as one of the cyclos : Bicyclo ring system having the diazine ring as one of the cyclos : Four ring hetero atoms in the bicyclo ring system : Four ring nitrogens in the bicyclo ring system : The other cyclo in the bicyclo ring system is five-membered : Purines (including hydrogenated) : Nitrogen attached directly or indirectly to the purine ring system by nonionic bonding : Nitrogen attached directly or indirectly to the purine ring system by nonionic bonding)

Patent 5250689: Process for the production of 2-(methylthio)-disodium barbiturate
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) : 1,3-diazines : Chalcogen bonded directly to diazine ring carbon : At 2-, 4-, and 6-positions (e.g., barbituric acid, etc.) : The other cyclo in the bicyclo ring system is a benzene ring (e.g., quinazoline, etc.))

Patent 5250690: Haloalkoxy anilide derivatives of 2-4(-heterocyclic oxyphenoxy)alkanoic or alkenoic acids and their use as herbicides
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) : 1,4-diazines : Polycyclo ring system having the diazine ring as one of the cyclos : Bicyclo ring system having the diazine ring as one of the cyclos : Quinoxalines (including hydrogenated) : Chalcogen bonded directly to diazine ring carbon : Carbocyclic ring bonded directly at 3-position)

Patent 5250691: Heteroaryl derivatives of monocyclic beta-lactam antibiotics
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) : The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) : 1,4-diazines : Polycyclo ring system having the diazine ring as one of the cyclos : Bicyclo ring system having the diazine ring as one of the cyclos : Quinoxalines (including hydrogenated) : Having -C(=X)-, wherein X is chalcogen, bonded directly to diazine ring carbon : Carbocyclic ring bonded directly at 3-position)

Patent 5250692: Water-soluble methine compounds useful in photographic silver halide emulsions
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Polycyclo ring system having the six-membered hetero ring as one of the cyclos : Bicyclo ring system having the six-membered hetero ring as one of the cyclos : Isoquinolines (including hydrogenated) : Plural isoquinoline ring systems attached directly or indirectly to each other by nonionic bonding : Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding)

Patent 5250693: Quinolinylmethoxy naphthalenepropionic acid derivatives as anti-inflammatory/antiallergic agents
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Polycyclo ring system having the six-membered hetero ring as one of the cyclos : Bicyclo ring system having the six-membered hetero ring as one of the cyclos : Quinolines (including hydrogenated) : Having -C(=X)-, wherein X is chalcogen, attached indirectly to the quinoline ring system by nonionic bonding : Nitrogen bonded directly to the -C(=X)- group : Both nitrogens bonded directly to the same acyclic hydrocarbon group)

Patent 5250694: Process for the preparation of 2,3-pyridine-dicarboxylic acids from 3-(2-imidazolin-2-yl)picolinic acids
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Carbonyl bonded directly to the six-membered hetero ring : At 3-position : The carbonyl is in a -COO- group : Additional -COO- group bonded directly to the six-membered hetero ring : By oxidation)

Patent 5250695: Use of specific counteranions to modify the solubility of tetrazolium salts
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,3-thiazoles (including hydrogenated) : Polycyclo ring system having the thiazole ring as one of the cyclos : Tricyclo ring system having the thiazole ring as one of the cyclos : Chalcogen or additional nitrogen attached directly to ring carbon of the thiadiazole ring by nonionic bonding)

Patent 5250696: 2-saccharinylmethyl aryl carboxylate
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,2-thiazoles (including hydrogenated) : Polycyclo ring system having the thiazole ring as one of the cyclos : Acyclic chalcogen bonded directly to ring carbon of the thiazole ring : At least three chalcogens bonded directly to the thiazole ring : The -C(=X)- group is bonded directly to the nitrogen)

Patent 5250697: Cyclobutane derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,3-oxazoles (including hydrogenated) : Chalcogen bonded directly to ring carbon of the oxazole ring : Chalcogen bonded directly at 2-position of the oxazole ring : Nitrogen, halogen, or -C(=X)-, wherein X is chalcogen, attached directly to the oxazole ring by nonionic bonding : Saccharin per se or salt thereof)

Patent 5250698: 2-(2-hydroxy-3-perfluoroalkyl thiomethyl-5-alkylphenyl)2H-benzotriazoles and stabilized compositions thereof
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,2,3-triazoles (including hydrogenated) : Polycyclo ring system having the triazole ring as one of the cyclos : Chalcogen attached indirectly to the polycyclo ring system by nonionic bonding : 4- or 5-position substituent contains chalcogen)

Patent 5250699: 2-oxo-5-mercaptomethylimidazolidine-4-ols
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,3-diazoles (including hydrogenated) : Chalcogen bonded directly to ring carbon of the diazole ring (e.g., N-vinyl-N, N`ethylene urea, etc.) : Plural chalcogens bonded directly to ring carbons of the diazole ring : Chalcogen attached indirectly to the diazole ring by acyclic nonionic bonding : Plural acyclic chalcogens bonded directly at the 2- and at the 4- or 5- positions of the 1,3-diazole ring [e.g., N-(5-nitro-2-furfuryliden)-1- amino-hydantoin, etc.])

Patent 5250700: Phenyl pyrazolidinones as bronchodilators and anti-inflammatory agents
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) : 1,2-diazoles (including hydrogenated) : Chalcogen bonded directly to ring carbon of the diazole ring : The additional hetero ring contains chalcogen as the only ring hetero atom)

Patent 5250701: Allosteric hemoglobin modifiers which decrease oxygen affinity in blood
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) : Polycyclo ring system having the five-membered hetero ring as one of the cyclos : Bicyclo ring system having the five-membered hetero ring as one of the cyclos (e.g., octahydroindoles, etc.) : The bicyclo ring system consists of the five-membered hetero ring and a benzene ring (e.g., indole, etc.) : The ring nitrogen is bonded directly to two ring carbons of the same cyclo which carbons are members of one cyclo only (i.e., isoindoles or isoindolenines) : Chalcogen bonded directly to ring carbon of the five-membered hetero ring (e.g., phthalimidines, etc.) : Plural chalcogens bonded directly to ring carbons of the five-membered hetero ring (e.g., phthalimides, etc.) : Chalcogen attached indirectly to the ring nitrogen of the five-membered hetero ring by acyclic nonionic bonding : The polycyclo ring systems are bonded to the same acyclic carbon atom or to the same acyclic carbon chain (e.g., di-[2-benzimidazolyl)-methane; di-[benzimidazyl-(2)]-monohydroxyethylene, etc.))

Patent 5250702: Diethylenetriamine pentaacetic acid derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) : Chalcogen attached directly to the five-membered hetero ring by nonionic bonding (e.g., 3-pyrrolidinols, etc.) : Chalcogen attached directly to ring nitrogen of the five-membered hetero ring by nonionic bonding (e.g., pyrrolidine-N-oxides, etc.) : The -C(=X)- is bonded directly to the ring nitrogen of the five-membered hetero ring (e.g., 1-pyrrolidine carboxanilides, etc.))

Patent 5250703: Pyrrolidin-3,4-diol derivatives of heptitols and preparation thereof
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) : Chalcogen attached directly to the five-membered hetero ring by nonionic bonding (e.g., 3-pyrrolidinols, etc.) : Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding (e.g., 4-hydroxy -3-pyrrolidinemethanol, etc.) : Purification or recovery of 2-pyrrolidone which is unsubstituted or alkyl substituted only)

Patent 5250704: Process for the manufacture of (S)-3-amino-1-substituted-pyrrolidines
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) : Nitrogen attached directly to the five-membered hetero ring by nonionic bonding : Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding (e.g., 4-hydroxy -3-pyrrolidinemethanol, etc.))

Patent 5250705: Optically active cyclic amine and the process of optical resolution therefor
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is five-membered consisting of one nitrogen and four carbons (e.g., halopyrrolidines, etc.) : Nitrogen attached directly to the five-membered hetero ring by nonionic bonding : Chalcogen attached indirectly to the five-membered hetero ring by acyclic nonionic bonding (e.g., 4-hydroxy -3-pyrrolidinemethanol, etc.))

Patent 5250707: Process for preparing .epsilon.-caprolactone
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Oxygen containing hetero ring (e.g., dioxirane, etc.) : Lactones (i.e., -C(=X)O-, wherein X is chalcogen, is part of the hetero ring) : The lactone ring has at least seven members : The spiro includes the lactone ring)

Patent 5250708: Poly(oxyalkylene) substituted aminophenol intermediate and xanthene colorant
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Oxygen containing hetero ring (e.g., dioxirane, etc.) : Xanthene ring system having a benzene ring bonded directly thereto para to the xanthene ring oxygen, wherein the carbon of a -COO- group is bonded directly to the benzene ring ortho to its position of attachment to the xanthene ring system, and spirolactone derivatives thereof (e.g., fluoresceins, chlorofluorans, etc.) : Nitrogen bonded directly to the xanthene ring system (e.g., rhodols, aminofluorans, etc.) : Plural nitrogens bonded directly to the xanthene ring system (e.g., 2,6 diaminofluorans, etc.) : Metal containing catalyst utilized)

Patent 5250709: Dioxolane-containing fluoroepoxides
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Oxygen containing hetero ring (e.g., dioxirane, etc.) : Spiro : The spiro includes a hetero ring : The spiro includes a three- or four-membered hetero ring : Plural alkyl groups bonded directly to the same ring carbon of the lactone ring (e.g., pantolactone, etc.))

Patent 5250710: Dihydropyran derivatives, processes for preparation and use
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Oxygen containing hetero ring (e.g., dioxirane, etc.) : The hetero ring is six-membered : Chalcogen bonded directly to the hetero ring : Hydroxy or halogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal) : Hydroxy bonded directly at the 3-position and oxygen double bonded directly at the 4-position of the hetero ring (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal))

Patent 5250711: Amine salts of alkane-1,n-dicarboxylic acid mono-(2-sulfato-ethyl) amides
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Cyclopentanohydrophenanthrene ring system containing : Carbon bonded directly at the 17-beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of two uninterrupted carbons (e.g., pregnanes, etc.) : Three or more oxygens bonded directly to the cyclopentanohydrophenanthrene ring system : Oxygen bonded directly at the 3-, 11-, and 17-positions : Oxygen bonded directly at the 21-position : Nitrogen or sulfur containing : Carbon bonded directly at the 16-position)

Patent 5250712: 1.beta.,15.alpha.-di hydroxy-1.alpha.-methyl-5.alpha.-androstane-3,17-dione, its production
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Cyclopentanohydrophenanthrene ring system containing : Three or more oxygens bonded directly to the cyclopentanohydrophenanthrene ring system : Oxygen bonded directly at the 1-position : The cyclopentanohydrophenanthrene ring system is fully saturated (e.g., pregnandiols, pregnanolones, etc.))

Patent 5250713: Process for producing desulfurized fats and oils or fatty acid esters and process for producing alcohols by using said desulfurized fats and
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Fatty compounds having an acid moiety which contains the carbonyl of a carboxylic acid, salt, ester, or amide group bonded directly to one end of an acyclic chain of at least seven (7) uninterrupted carbons, wherein any additional carbonyl in the acid moiety is (1) part of an aldehyde or ketone group, (2) bonded directly to a noncarbon atom which is between the additional carbonyl and the chain, or (3) attached indirectly to the chain via ionic bonding : Processes of forming the compound : Catalytic hydrogenation : Chromium containing compound utilized as oxidizing agent (e.g., chromic acid, chromosulfuric acid, etc.))

Patent 5250714: Fatty acid salt production
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Fatty compounds having an acid moiety which contains the carbonyl of a carboxylic acid, salt, ester, or amide group bonded directly to one end of an acyclic chain of at least seven (7) uninterrupted carbons, wherein any additional carbonyl in the acid moiety is (1) part of an aldehyde or ketone group, (2) bonded directly to a noncarbon atom which is between the additional carbonyl and the chain, or (3) attached indirectly to the chain via ionic bonding : Processes of forming the compound : Group IA or IIA metal containing reactant (e.g., forming a soap from fat and alkali, i.e., saponification, etc.) : Inorganic sulfur containing reactant (e.g., utilizing sulfuric acid to decompose soap, etc.))

Patent 5250715: Optically active 2-methylenepentane derivative and process for preparing same
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : SILICON CONTAINING : Two carbons bonded directly to the same oxygen : Additional oxygen bonded directly to the silicon and to a group containing the oxygen and two carbons : Silicon is bonded directly to the oxy of the -COO- group)

Patent 5250716: Method for making a silicon/copper contact mass suitable for direct reaction
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : SILICON CONTAINING : Carbon attached directly or indirectly to the silicon by nonionic bonding (e.g., silanes, etc.) : Processes : Elemental silicon, silicon-containing alloy or metal silicide reactant : A silicon halide reacted with a hydroxy or oxirane-containing compound (H of hydroxy may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal))

Patent 5250717: Process for preparing N,N-diarylthioureas and arylisothiocyanates
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Isothiocyanate esters (i.e., compounds containing the isothiocyanate group, -N=C=S, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Processes for forming the isothiocyanate group : Chalcogen attached indirectly to the thioimidate group by acyclic nonionic bonding)

Patent 5250718: Process for the preparation of secondary alkyl sulfate-containing surfactant compositions
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Sulfate esters ( i.e., compounds having the sulfate group, -O-S(=O)(=O)O-, bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Plural alkyl groups, or hydrogen and an alkyl group, bonded directly to the sulfate group, wherein the hydrogen may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal (e.g., ethyl hydrogen sulfate, methyl ammonium sulfate, diethyl sulfate, etc.) : Processes : Reactant contains alcoholic -OH group (wherein H of -OH may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal) :)

Patent 5250719: Process for the preparation of L-.alpha.-glycerylphosphoryl-choline and of L-.alpha.-glycerylphosphorylethanolamine
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Phosphorus esters (i.e., compounds having the phosphorus ester group, wherein trivalent or pentavalent phosphorus and carbon are bonded directly to the same divalent chalcogen, and wherein the carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Processes : Purification or recovery : Reactant having acyclic or alicyclic carbon to carbon unsaturation)

Patent 5250720: Intermediates for preparing peptide boronic acid inhibitors of trypsin-like proteases
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Borate esters (i.e., compounds having boron and carbon each single bonded to the same oxygen, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Boron and oxygen in the same ring : Carbon in the ring : Nitrogen attached directly or indirectly to the benzene ring by nonionic bonding)

Patent 5250721: Method for stabilization of crude acetonitrile as oxidation or ammoxidation feed
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Nitriles (i.e., compounds having cyano bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Acyclic (e.g., purification of saturated nitriles, etc.) : Cyano bonded directly to the ring)

Patent 5250722: Taxane derivatives, their preparation and use in oncology
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acid esters : Aromatic acid moiety : Monocyclic acid moiety : Additional unsaturation in acid moiety : Esterification of acid, salt, acid halide or anhydride with alcohol)

Patent 5250723: High surface hardness transparent resin and polymerizable monomer
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Isocyanate esters (i.e., compounds containing the isocyanate group, -N=C=O, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) : Acyclic carbon bonded directly to the isocyanate group : Purification or recovery)

Patent 5250724: Process for the preparation of trimellitic acid
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Aromatic : Formation of carboxyl group by oxidation : Of aromatic compound : Alkyl side chain oxidized : Air, oxygen, or ozone oxidant : Halogen containing catalyst, initiator, or promoter utilized :)

Patent 5250725: Aromatic acid intermediates
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Aromatic : Sulfur : Sulfoxy : Nitrogen : Air, oxygen, or ozone oxidant)

Patent 5250726: Process for the preparation of 3-pentenoic acid from butadiene
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Preparation by carbonylation : Of hydrocarbon : Group VIII metal containing catalyst utilized : Salicyclic acid per se or salt thereof)

Patent 5250727: Preparation of alkoxyalkanoic acids
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Formation of carboxyl group by oxidation : Of alcohol : Nitrogen containing oxidant : Group V metal containing catalyst utilized)

Patent 5250728: Preparation of ethylenediaminetriacetic acid
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Nitrogen bonded to carbon of organic radical (e.g., amino acids, etc.) : Plural nitrogens : Polycarboxylic : Penicillamine per se or salt thereof)

Patent 5250729: Process for preparing unsaturated carboxylic acid or ester thereof
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carboxylic acids and salts thereof : Acyclic : Unsaturated : Formation of ethylenic unsaturation : Tartaric acid per se or salt thereof)

Patent 5250730: Process for producing hydroxy terminated nitramines
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Nitramines (i.e., compounds containing nitro bonded directly to amino nitrogen) : Acyclic : Substituent Q is alkyl)

Patent 5250731: Preparation of optically active hydrazines and amines
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Carboxamides (i.e., Q-CO-HNH, wherein Q is a substituent having carbon bonded directly to the carbonyl or is hydrogen and wherein any substituent replacing one or both hydrogens shown will be referred to as E) : Hydrazine containing : Substituent Q contains benzene ring : Hydroxy, bonded directly to carbon, or ether in substituent Q (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal) : Hydroxy naphthoic)

Patent 5250732: Ketamine analogues for treatment of thrombocytopenia
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Carboxamides (i.e., Q-CO-HNH, wherein Q is a substituent having carbon bonded directly to the carbonyl or is hydrogen and wherein any substituent replacing one or both hydrogens shown will be referred to as E) : Substituent Q is acyclic : Q is hydrogen or a lower saturated alkyl substituent : Ring in a substituent E : Benzene ring in a substituent E : Plural rings in a substituent E : Amino nitrogen in the substituent E (i.e.,plural amino nitrogens containing))

Patent 5250733: Benzylideneindene compounds and electrophotographic photoconductor using the same
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Benzene ring containing : Amino nitrogen and a ring bonded directly to the same ring, and any other amino nitrogen in the compound is bonded directly to one of the rings : Polycyclo ring system : Polyoxyalkylene)

Patent 5250734: Phenanthrene methanol compounds useful as antimalarial agents
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Benzene ring containing : Amino nitrogen attached to aryl ring or ring system by an acyclic carbon or chain : Hydroxy, bonded directly to carbon, or ether oxygen attached directly or indirectly to the acyclic carbon or chain by acyclic nonionic bonding with no amino nitrogen between the hydroxy or ether oxygen and the aryl ring or ring system (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal) : The ether oxygen is bonded directly to the aryl ring or ring system)

Patent 5250735: 2-(N-substituted-aminoalkyl)-5-(E)-alkylidene cyclopentanones, 2-(N-substituted-aminoalkyl)-5-(E)-arylalkylidene cyclopentanones, and
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) : Benzene ring containing : Halogen, bonded directly to carbon, containing : Of compound having amino nitrogen and hydroxy bonded directly to the benzene ring (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal))

Patent 5250736: Method of preparing a phosphine compound
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : PHOSPHORUS CONTAINING : Tri-acyclic-hydrocarbyl boron)

Patent 5250737: Process for hydrocarbyl trisulfide product
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : SULFUR CONTAINING : Sulfur bonded directly to sulfur (e.g., disulfides, etc.) : Sulfur or oxygen bonded directly to phosphorus)

Patent 5250738: Process for the preparation of 1,4-bis(4-hydroxybenzoyl)-benzene
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ketones : Benzene ring containing : Processes : Aldehyde or ketone reactant : Halogen containing reactant : Plural rings bonded directly to the same sulfur)

Patent 5250739: Process for catalytically oxidizing cycloolefins, particularly cyclohexene
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ketones : Processes of preparing, purifying, or recovering alicyclic ring containing ketones : Oxidation of organic compound utilizing gaseous oxygen : Heavy metal containing material utilized : Oxy bonded directly to benzene ring)

Patent 5250740: Precursors for metal fluoride deposition and use thereof
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ketones : Acyclic : Plural carbonyls containing : Purification or recovery)

Patent 5250741: Process for the preparation of 5-alkoxy-2-nitroso phenols
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ethers : Nitrogen containing : Ether oxygen bonded directly to benzene ring : Polyoxy : Polyoxy)

Patent 5250742: Process for the production of propargyl ethers and new propargyl ethers
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ethers : Benzene ring containing : Ether oxygen bonded directly to benzene ring : Plural rings containing : Plural benzene rings bonded directly to the same carbon : Halogen containing)

Patent 5250743: Method of intercoversion of enantiomers of acyclic 1,2-dihydroxy-3-alkenes
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Ethers : Acyclic : Polyoxy : Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) : Fluorine)

Patent 5250744: Process for the preparation of 2-aryl-1,3-propanediols
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) : Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) : Benzene ring containing : Polyhydroxy (H of -OH may be replaced by a Group IA or IIA light metal) : Plural benzene rings bonded directly to the same carbon)

Patent 5250745: Karaoke music selection device
(EDUCATION AND DEMONSTRATION : CATHODE RAY SCREEN DISPLAY AND AUDIO MEANS : Karaoke : Optics)

Patent 5250746: Chord detecting apparatus
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Note sequence : Accompaniment : Chords : Tempo control)

Patent 5250747: Karaoke music reproduction device
(EDUCATION AND DEMONSTRATION : CATHODE RAY SCREEN DISPLAY AND AUDIO MEANS : Karaoke : Optics)

Patent 5250748: Tone signal generation device employing a digital filter
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Digital combinational circuit : Tone synthesis or timbre control : Filtering : Rhythm)

Patent 5250749: Developing unit provided with mechanism for exhausting developing powder from developing unit
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Purging : Auger)

Patent 5250750: Apparatus and oil compositions containing olefin dimer products
(ELECTRICITY: CONDUCTORS AND INSULATORS : WITH FLUIDS OR VACUUM : Boxes and housings : Liquid filled : With electric connector)

Patent 5250751: Electromagnetic shielding gasket
(ELECTRICITY: CONDUCTORS AND INSULATORS : ANTI-INDUCTIVE STRUCTURES : Shielded or screened : Gaskets, covers : Spark plugs)

Patent 5250752: Knockdown EMI/RFI shielded electronic rack enclosure
(ELECTRICITY: CONDUCTORS AND INSULATORS : ANTI-INDUCTIVE STRUCTURES : Shielded or screened : Conduit or cable structure)

Patent 5250753: Wire assembly for electrically conductive circuits
(ELECTRICITY: CONDUCTORS AND INSULATORS : ANTI-INDUCTIVE STRUCTURES : Shielded or screened : Conductor only : Spark plugs)

Patent 5250754: Clamping device
(ELECTRICITY: CONDUCTORS AND INSULATORS : BOXES AND HOUSINGS : Plural outlet and/or conduit)

Patent 5250755: X-ray conduits
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Conductive armor or sheath : Semiconducting : Overlapping or interlocking)

Patent 5250756: Pultruded conductive plastic connector and manufacturing method employing laser processing
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Insulated : Composite or noncircular strand section : Insulating core)

Patent 5250757: Printed wiring board having a connecting terminal
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : Grommet type)

Patent 5250758: Methods and systems of preparing extended length flexible harnesses
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : Convertible shape (e.g., flexible) or circuit (e.g., breadboard) : Stud or nipple)

Patent 5250759: Surface mount component pads
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : With particular conductive connection (e.g., crossover) : Adhesive/bonding)

Patent 5250760: Semiconductor device
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Preformed panel circuit arrangement (e.g., printed circuit) : With particular conductive connection (e.g., crossover) : Feedthrough : With conduit or cable coupling means)

Patent 5250761: Managing system for construction vehicles
(WEIGHING SCALES : STRUCTURAL INSTALLATION : Vehicle : Hydraulic weigher : With indicator disconnect means)

Patent 5250762: Load cell housing having tiltable contact bodies on opposite sides thereof
(WEIGHING SCALES : ASSEMBLY SUPPORT : Base)

Patent 5250763: Acoustical equalization device system
(ACOUSTICS : DIAPHRAGM AND ENCLOSURE : Reflector baffle : Receiver)

Patent 5250764: Consecutive plate acoustic suppressor apparatus and methods
(ACOUSTICS : SOUND-MODIFYING MEANS : Muffler, fluid conducting type : Sound absorbing ventilating duct or curb (e.g., a/c, heat, air flow type) : With sound absorbing material)

Patent 5250765: Apparatus for controlling elevator door
(ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE : WITH BARRIER FOR REGULATING ACCESS TO LOAD SUPPORT : Includes motor or motor driven linkage for shifting barrier : With specific electrical control therefor : Using cable to transmit input)

Patent 5250766: Elevator control apparatus using neural network to predict car direction reversal floor
(ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE : WITH MONITORING, SIGNALLING, AND INDICATING MEANS : Includes specific floor selector)

Patent 5250767: Television receiver signal blocking system
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SWITCH ACTIVATION INHIBITOR (E.G., UNAUTHORIZED/INADVERTENT USE PREVENTION) : Removable actuator : By rotation of actuator : Range timer)

Patent 5250768: Float switch with snap action member
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : FLOAT : Hand operated)

Patent 5250769: Roadway treadle switch assembly
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : WEIGHT : Treads : Manual actuating means)

Patent 5250770: Rotary vacuum-electric switch
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : ELECTRIC SWITCH DETAILS : Cases and bases : With flexible mounting means : Self-adjusting)

Patent 5250771: Manually controlled key device
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SOLID CONTACT : Rocking actuator (e.g., rocker, lever) : Two button switches - (noncoaxial parallel buttons))

Patent 5250772: Microwave furnace with uniform power distribution
(ELECTRIC HEATING : MICROWAVE HEATING : Cookware (e.g., vessel, utensil, etc.) : With cover : By fluent material (e.g., steaming, boiling, or frying, etc.))

Patent 5250773: Microwave heating device
(ELECTRIC HEATING : MICROWAVE HEATING : Waveguide applicator : Beverage (e.g., coffee, etc.))

Patent 5250774: Power supply circuit for driving magnetron
(ELECTRIC HEATING : MICROWAVE HEATING : With specific transformer : With cavity illumination)

Patent 5250775: Electric cooking apparatus adapted for generating high power output containing a battery
(ELECTRIC HEATING : CAPACITIVE DIELECTRIC HEATING : Specific heating application : Food : Horizontal (e.g., turntable, etc.))

Patent 5250776: Apparatus and method of measuring temperature
(METAL TREATMENT : PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL : With measuring, testing, or sensing : Magnetic or electrical property : With titanium(Ti) in the mathematical relationship)

 

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