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Patent 5521224: Method and apparatus for controlling the number of cells in polyurethane foam
(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 a -N=C=X containing reactant wherein X is a chalcogen atom : From reactant containing two or more ethylenic unsaturated groups)
Patent 5521225: Process for preparing flexible 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 a -N=C=X containing reactant wherein X is a chalcogen atom : From reactant containing two or more ethylenic unsaturated groups)
Patent 5521226: Method of producing resilient polyoxyalkylene 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 a -N=C=X containing reactant wherein X is a chalcogen atom : With -XH reactant wherein X is a chalcogen atom : -XH reactant contains a C-X-C group : With non -C=X containing reactant)
Patent 5521227: Energy curable cationcally and free-radically polymerizable pressure-sensitive compositions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY : Processes of forming or modifying a solid polymer by wave energy wherein at least two distinct external radiant energy sources are utilized; or compositions therefore :)
Patent 5521228: Simulated hair
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY : Compositions to be polymerized or modified by wave energy wherein said composition contains at least one specified rate-affecting material; or processes of preparing or treating a solid polymer utilizing wave energy in the presence of at least one specified rate-affecting material; e.g., nitrogen containing photosensitizer, oxygen containing photoinitiator, etc. wave energy in order to prepare a cellular product : Specified rate-affecting material contains a ketone group -c-(CO)n-c-, the (CO)n not being part of a ring : Containing two or more ketone groups : Adjacent (C=O)* groups where * is at least two :)
Patent 5521229: Polymers having substantially nonporous bicontinuous structures prepared by the photopolymerization of microemulsions
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY : Compositions to be polymerized or modified by wave energy wherein said composition contains at least one specified rate-affecting material; or processes of preparing or treating a solid polymer utilizing wave energy in the presence of at least one specified rate-affecting material; e.g., nitrogen containing photosensitizer, oxygen containing photoinitiator, etc. wave energy in order to prepare a cellular product : Specified rate-affecting material contains a ketone group -c-(CO)n-c-, the (CO)n not being part of a ring : Containing C-CO-CHOH, e.g., benzoin, etc. : Adjacent (C=O)* groups where * is at least two)
Patent 5521230: Method of dispersing solid additives in polymers and products made therewith
(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 : Adding steam or hot water (T at least 60 degrees C, i.e., 140 degrees F) : Removal of material by treatment with hot water or steam, e.g., steam stripping, etc. : Glass)
Patent 5521231: Process for producing thermoplastic copolymer powder
(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 : Utilizing multistage coagulation of a solid polymer latex : With step of spraying or centrifuging)
Patent 5521232: Molding composition and process for low pressure molding of composite parts
(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 : Designated nonreactive material (DNRM) has numerically specified characteristic, e.g., particle size, density, etc., other than viscosity, m.p., b.p., molec. wt., chemical composition or percentage range : Metal compound other than silicate as DNRM)
Patent 5521233: Biodegradable air drying screen printing ink
(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 : Carbohydrate or derivative DNRM : Algin or derivative : Solid polymer or SICP derived from carboxylic acid or derivative)
Patent 5521234: Fluidized polymer suspension (FPS) for continuous coating composition manufacture
(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 : Carbohydrate or derivative DNRM : Cellulose : Ether group containing, other than solely linking carbohydrate groups directly to each other : Hydroxyalkyl : Hydroxyethyl : At least one solid polymer derived from ethylenic reactants only)
Patent 5521235: Bitumen emulsion and its use
(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 : Coal, bituminous additive, extract, or derivative thereof; or oil shale; or fatty still residue DNRM : With water additive DNRM : With nitrogen-containing additive DNRM : At least one carboxylic acid ester)
Patent 5521236: Flame retarded stabilized polyester 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 : Three oxygen atoms are directly bonded to three nuclear carbon atoms of the nitrogen ring, e.g., (iso) cyanurate, etc. :)
Patent 5521237: Alkanolamine esters of acyclic phosphites in polyolefin 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 : Phosphorus organic compound DNRM : Two or more phosphorus atoms directly or indirectly bonded together by only covalent bonds : Phosphorus bonded directly to three chalcogen atoms only, e.g., phosphite, etc. : Aryl group)
Patent 5521238: Oranopolysiloxane emulsions and fibers coated therewith
(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 : Two or more aryl groups)
Patent 5521239: Rubber eraser and process for manufacturing it
(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 : Aryl group : Triphenyl phosphite per se)
Patent 5521240: Paper 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 : DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon : Organic DNRM : Organo nitrogen compound other than unsubstituted ammonium salt as sole nitrogen atom DNRM : N-C=X group wherein X is a chalcogen : N atom other than as part of a N-C=X group : At least one solid polymer derived from ethylenic reactants only)
Patent 5521241: Styrene copolymer-based plastisol containing glycidyl methacrylate
(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 5521242: High concentration slurry-formulation and application
(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. : Halogen)
Patent 5521243: Acrylic sheet having uniform distribution of coloring and mineral filler before and after thermoforming
(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 : Inorganic compound devoid of a silicon atom DNRM : Aluminum DNRM : Transition metal atom (i.e., Fe, Co, Ni))
Patent 5521244: Polyphenylene ether alloys
(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 two or more hydrocarbons; or a hydrocarbon other than benzene, toluene, or xylene per se and having numerical limitations other than amount, e.g., included herein are m.p., b.p., viscosity, structure, m.w., etc. or composition or product thereof, DNRM : Hydrocarbon having a specified name, molecular weight or chain length : Wax having melting point above 120 deg. F (49 deg. C))
Patent 5521245: Silicone rubber 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 : 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 : Wax having melting point above 120 deg. F (49 deg. C))
Patent 5521246: Low temperature self-crosslinking aqueous urethane-vinyl polymers for coating applications
(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 5521247: Aqueous coating agent, its manufacture and use for producing layers of filler
(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 5521248: Flowable adhesive elastomeric 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 a fused- or bridged-ring system or from cycloaliphatic reactant : With solid polymer derived from at least one phenolic reactant wherein at least one of the reactants forming the solid polymer 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 phenolic-containing SICP)
Patent 5521249: Polyurethanes from copolymers of allyl alcohol propoxylates and vinyl aromatic monomers
(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 : Polymer derived from ethylenic reactants only derived from unsaturated hydrocarbon)
Patent 5521250: Powder coating compositions and their use for the production of coatings
(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 a -N=C=X-containing reactant which has been previously reacted with an organic compound containing a hydroxyl, amine, or -C(=O)-O- group : Solid polymer from ethylenic reactants only derived from hydrocarbon reactant : With solid polymer derived from reactant containing plural unsaturation)
Patent 5521251: Propylene random copolymer 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 : Solid polymer derived from ethylene or propylene : At least two polymers derived from reactants containing two or more ethylenic groups and devoid of an aryl ring)
Patent 5521252: Acrylic multilayer polymer powder
(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 : Contacting a solid polymer derived from ethylenic reactants only with an ethylenic reactant in the presence of a specified material : Specified material contains a phosphorus atom : Material contains a free alcohol group or is alcoholate thereof)
Patent 5521253: Hollow polymer latex particles
(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 5521254: Hydrogenation of polymers having ketone groups
(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 at least two unsaturated groups and is devoid of an aromatic group : Block copolymer derived from reactant containing at least two unsaturated groups and is free of an aromatic group : Ester reactant derived from an unsaturated alcohol is reacted in the presence of a solid polymer)
Patent 5521255: Synthesis of silyl-functional telechelic hydrocarbon 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 : Chemical treating agent contains a silicon atom : Contains a sulfur atom)
Patent 5521256: Process for hydrolyzing and neutralizing a crosslinked polymer of maleic anhydride and a C.sub.1 -C.sub.5 alkyl vinyl ether, optionally with a
(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 : Chemical treating agent is a nitrogen-containing compound : Ammonia, ammonium hydroxide, or salts thereof : Elemental metal or inorganic compound thereof)
Patent 5521257: Hydrolysis of polysuccinimide to produce low-color polyaspartic acid and salts 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 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 5521258: Autoclave resistant blends of poly(ester-carbonate) and polyetherimide resins
(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 : Mixed with polycarboxylic acid or derivative and polyhydroxy reactant or polymer therefrom : Solid polymer derived from imide reactant)
Patent 5521259: Process for producing highly reactive modified phenolic resin
(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 : Wherein one of said silicon materials contains Si-H bond)
Patent 5521260: Thermosetting resin 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 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 unsaturated reactant or polymer derived therefrom : Additional phenol-aldehyde- or -aldehyde-type polymer, condensation product or reactants therefrom)
Patent 5521261: Epoxy resin mixtures containing advancement catalysts
(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 contains more than one 1,2-epoxy group or is derived from reactant containing at least one 1,2-epoxy group : Mixed with reactant containing more than one 1,2-epoxy group per mole or polymer derived therefrom)
Patent 5521262: Liquid epoxy adhesive composition having stable elastomeric phase
(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 contains more than one 1,2-epoxy group or is derived from reactant containing at least one 1,2-epoxy group : Mixed with -N=C=X-containing reactant or polymer therefrom : Wherein at least one of said 1,2-epoxy reactants or polymer derived therefrom contains atoms other than C, H, or O)
Patent 5521263: Catalysts and synthesis of high molecular weight amorphous polyolefins and recovery thereof
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : REMOVING AND RECYCLING REMOVED MATERIAL FROM AN ONGOING POLYMERIZATION ZONE TO A POLYMERIZATION ZONE : Recycling monomer :)
Patent 5521264: Gas phase olefin polymerization process with recovery of monomers from reactor vent gas by absorption
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : REMOVING AND RECYCLING REMOVED MATERIAL FROM AN ONGOING POLYMERIZATION ZONE TO A POLYMERIZATION ZONE : Recycling monomer :)
Patent 5521265: Metallocenes and their use for olefin polymerization
(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 : Two or more diverse transition metal atoms in distinct compounds or in the same compound : Contains non-transition elemental metal, hydride thereof, or carbon to non transition metal atom bond : Contains Group VIII metal atom (Fe, Co, Ni, Ru, Rh, Pd, Os, Ir, Pt) :)
Patent 5521266: Method for forming polymers
(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 carbohydrate, e.g., starch, sugar, etc. : Boron bonded to hydrogen or carbon atom compound)
Patent 5521267: Mixtures of polymers with water
(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 previously formed normally solid polymer which is distinct from polymer to be formed and is a polymer formed from at least one ethylenic monomer : Boron bonded to hydrogen or carbon atom compound)
Patent 5521268: Odor reduction in toner polymers
(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 organic sulfur compound : Mercaptan : Azobisisobutyronitrile (AIBN))
Patent 5521269: Spiropyran compounds and optically active spiropyran compounds and their use
(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 monomer containing nitrogen atom as part of a heterocyclic ring : Nitrogen atom is part of a bridged or fused ring system : Two or more fluorine atoms, e.g., vinylidene fluoride, etc.)
Patent 5521271: Liquid toners with hydrocarbon solvents
(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 monomer containing nitrogen atom as part of a heterocyclic ring : 6-membered ring contains a single nitrogen atom : Lactam monomer)
Patent 5521272: Isocyanate-crosslinked coatings having reduced yellowing
(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 at least one blocked -N=C=X group : Reactant contains a silicon atom as a ring member of a cyclic compound)
Patent 5521273: Waterproof, moisture vapor permeable polymers, films and coated textiles and other materials
(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 : With reactant having two -XH groups : Reactant having two -XH groups contains two or more -C-X-C- groups or two or more carboxylic acid ester groups : Nitrogen compound wherein nitrogen atom is bonded to three atoms of carbon contains a bridged- or fused-ring system, e.g., triethylene diamine, etc.)
Patent 5521274: Polysulfide-modified epoxy resins
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE : From 1,2-epoxy-containing phenolic reactant or with 1,2-epoxy-containing reactant : With at least one nonepoxy or nonphenolic reactant : Non-1,2-epoxy, or nonphenolic reactant is a sulfur-containing material : Nitrogen material contains a nitrogen atom as part of a heterocyclic ring)
Patent 5521275: Method for improving catalyst efficiency during polycarbonate redistribution
(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 : Reactant is a nonphenolic compound having at least two hydroxyl groups or salts thereof)
Patent 5521276: Polyamideimide resins containing isophorone diamine structures
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF : From imide- or lactam-containing compound, or from an amino-nitrogen containing carboxylic acid, or derivative of an amino-nitrogen-containing carboxylic acid : Imide-containing reactant : Material contains a silicon atom)
Patent 5521277: Benzobisazole copolymers containing triarylamino moieties
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF : With organic amine, or from organic amine salt of a carboxylic acid : From dicarboxylic acid or derivative thereof and an organic amine, or from an organic amine salt of a dicarboxylic acid : Phosphorus- or sulfur-containing reactant : Processes of preparing)
Patent 5521278: Integrated process for the manufacture of lactide
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF : From compound having -C-C(=O)-O-C- group as part of a heterocyclic ring, e.g., lactone, etc. : From carboxylic acid having three or more carboxylic acid groups or derivatives thereof, and an organic amine, or from an organic amine salt of a tri-or higher carboxylic acid)
Patent 5521279: Polymers of maleic acid with amines
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF : With nitrogen-containing reactant : Heterocyclic ring compound is a four-membered ring containing one oxygen and three carbon atoms -C-C(=O)-O-C-)
Patent 5521280: Reinforced absorbable polymers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM REACTANT HAVING A HALOGEN ATOM OR OXYGEN SINGLE BONDED TO A CARBONYL GROUP, E.G., HALO-C(=O)-, -O-C(=O)-O, ETC. : N-C(=O)-OH containing reactant or ester, salt, anhydride, or acyl halide thereof)
Patent 5521281: Substantially isotactic, linear, alternating copolymers of carbon monoxide and an olefin
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : POLYMER OF AN ETHYLENICALLY UNSATURATED REACTANT WITH A SATURATED REACTANT : From organic reactant containing a sulfur to oxygen bond, e.g., -S(=O), etc.)
Patent 5521282: Polyethers containing hindered amine side chains as stabilizers
(SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES : : FROM HETEROCYCLIC REACTANT CONTAINING AS RING ATOMS OXYGEN, SELENIUM OR TELLURIUM, E.G., EPOXY, ETC. : Two or more heterocyclic reactants containing rings of one oxygen and two carbon atoms : Material contains a metal atom)
Patent 5521283: Anti-obesity proteins
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES : 25 or more amino acid residues in defined sequence : Containing only normal peptide links in the ring, i.e., homodetic cyclic peptides)
Patent 5521284: Human cancer inhibitory pentapeptide amides and esters
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES : 4 to 5 amino acid residues in defined sequence : Containing only normal peptide links in the ring, i.e., homodetic cyclic peptides)
Patent 5521285: CTAA 28A32, the antigen recognized by MCA 28A32
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Chemical aftertreatment, e.g., acylation, methylation, etc.)
Patent 5521286: Bacillus thuringiensis isolate denoted B.t. PS81F, active against lepidopteran pests, and a gene encoding a lepidopteran-active toxin
(CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF : PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES : Chemical aftertreatment, e.g., acylation, methylation, etc.)
Patent 5521287: Recombinant human serum albumin, process for producing the same and pharmaceutical preparation containing the same
(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 5521288: CD28IG fusion protein
(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 : Immunoglobulin, antibody, or fragment thereof, other than immunoglobulin antibody, or fragment thereof that is conjugated or absorbed : Chimeric, mutated, or recombined hybrid (e.g., bifunctional, bispecific, rodent-human chimeric, single chain, rFv, immunoglobulin fusion protein, etc.) :)
Patent 5521289: Small organometallic probes
(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 5521290: Targeting substance-diagnostic/therapeutic agent conjugates having schiff base linkages and methods for their 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. : 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 5521291: Conjugates for introducing nucleic acid into higher eucaryotic cells
(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 cytotoxic agent, drug, or other biologically-active substance : Conjugated via a specifically-identified linking group, chelating group, coordination complex, coupling agent, or conjugation agent)
Patent 5521292: Compositions comprising neutralized polysaccharide derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Pectin or derivative :)
Patent 5521293: Heteroatom containing alkyl aldonamide compounds as superior foaming, more soluble nonionic surfactants and a process for their manufacture
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : O- or S- Glycosides : Nitrogen containing : Purification or recovery)
Patent 5521294: 2,2-difluoro-3-carbamoyl ribose sulfonate compounds and process for the preparation of beta nucleosides
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Nitrogen containing : Processes)
Patent 5521295: Nucleic acids encoding hybrid receptor molecules
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Encodes a fusion protein :)
Patent 5521296: Glycoprotein and gene coding therefor
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Encodes an animal polypeptide :)
Patent 5521297: Nucleic acids encoding human metabotropic glutamate receptors
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Encodes an animal polypeptide :)
Patent 5521298: High specific activity nucleotide probes having target recognition and signal generation moieties
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Probes for detection of specific nucleotide sequences or primers for the synthesis of DNA or RNA : Fungal protein)
Patent 5521299: Oligonucleotides for detection of baculovirus infection
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Probes for detection of specific nucleotide sequences or primers for the synthesis of DNA or RNA : Fungal protein)
Patent 5521300: Oligonucleotides complementary to mycobacterial nucleic acids
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Probes for detection of specific nucleotide sequences or primers for the synthesis of DNA or RNA : Probes for detection of microbial nucleotide sequences :)
Patent 5521301: Genotyping of multiple allele systems
(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.) : DNA or RNA fragments or modified forms thereof (e.g., genes, etc.) : Probes for detection of specific nucleotide sequences or primers for the synthesis of DNA or RNA : Primers :)
Patent 5521302: Process for preparing oligonucleotides having chiral phosphorus linkages
(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.) : Synthesis of polynucleotides or oligonucleotides : Deprotection step : Primers)
Patent 5521303: Method of manufacturing non-absorbable synthetic sulfated polysaccharides
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Cellulose or derivative : Esters : Sulfur containing acid : Ether-esters or mixed esters)
Patent 5521304: Cellulose acetoacetate esters
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Cellulose or derivative : Esters : Carboxylic acid esters : Xanthate or viscose)
Patent 5521305: Recycling materials comprising cellulosic and synthetic fibers
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : Carbohydrates or derivatives : Processes : Purification or recovery : Carboxylic)
Patent 5521306: Processes for the preparation of hydroxygallium phthalocyanine
(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 : Azaporphyrins : Phthalocyanines : Metal containing : Heavy metal or aluminum containing : Specified crystalline form or processes of milling (e.g., alpha crystalline form, ball milling, acid milling, etc.) : Triazines (including hydrogenated))
Patent 5521307: Methods and compounds for the preparation of carbacephems
(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 : Polycyclo ring system containing the hetero ring as one of the cyclos : The ring nitrogen is shared by a six-membered ring : Heavy metal or aluminum containing)
Patent 5521308: Process for the preparation of crystalline TACA
(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 : Polycyclo ring system containing the hetero ring as one of the cyclos : The ring nitrogen is shared by a six-membered ring : The six-membered ring contains sulfur : 1-thia-5-aza-bicyclo(4.2.0)octane (including unsaturated; e.g., cepham, etc.) : Additional hetero ring containing : 3-position substituent contains sulfur : 7-position substituent contains hetero ring)
Patent 5521309: Tertiary-amino allyl-or xylyl-lithium initiators and method of preparing 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 : The hetero ring is unsubstituted or alkyl substituted only : The chalcogen or nitrogen is multiple bonded to a carbon (e.g., cyano or carbonyl groups, etc.))
Patent 5521310: Process to obtain benzoxazines to be used for the synthesis of ofloxazine, levofloxazine and 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.) : Six-membered hetero ring consists of oxygen, nitrogen and carbon (e.g., 1,2-oxazines, etc) : 1,4-Oxazines : Polycyclo ring system having the oxazine ring as one of the cyclos : Tricyclo ring system having the oxazine ring as one of the cyclos : Chalcogen bonded directly to the oxazine ring)
Patent 5521311: 5-aminoacetylaminosulfonanilide 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.) : Six-membered hetero ring consists of oxygen, nitrogen and carbon (e.g., 1,2-oxazines, etc) : 1,4-Oxazines : Morpholines (i.e., fully hydrogenated 1,4-oxazines : Sulfur attached directly or indirectly to morpholine ring by nonionic bonding : Nitrogen attached directly or indirectly to morpholine ring by nonionic bonding : Anthrone or anthraquinone)
Patent 5521313: Process for preparing certain azapirones
(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.) : Spiro : Mercury containing)
Patent 5521314: N-(3-hydroxy)-4-piperidinyl) (Dihydrobenzofuran, dihydro-2H-benzopyran or dihydrobenzodioxin)carboxamide derivatives
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Piperidines : Additional ring containing : The additional ring is one of the cyclos in a polycyclo ring system : Hetero ring in the polycyclo ring system : Addition salts)
Patent 5521315: Olefin substituted long chain compounds
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Piperidines : Chalcogen bonded directly to ring carbon of the piperidine ring : At 2-position : The chalcogen is in an -OH or -OM group (M is Group IA or Group IIA light metal))
Patent 5521316: Chloroalkyl pyridinum hydrochloride compounds and processes for their preparation
(ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES : : : Hetero ring is six-membered consisting of one nitrogen and five carbons : Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding (e.g., sulfato betaines, etc.) : Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding)
Patent 5521317: Processes for the preparation of pesticides and intermediates
(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) : Having -C(=X)-, wherein X is chalcogen, bonded directly to the thiazole ring : The nitrogen is bonded additionally only to hydrogen)
Patent 5521318: Benzotriazolylacetyl compound
(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 : The chalcogen, X, is in a -C(=X)- group : Saccharin per se or salt thereof)
Patent 5521319: Biotinylation reagent and method of use 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-diazoles (including hydrogenated) : Additional hetero ring attached directly or indirectly to the diazole ring by nonionic bonding : Bicyclo ring system having the diazole ring as one of the cyclos (e.g., 2, 4-dichloro-5-nitrophenyl-4,5,6,7-tetrahydro-2H-indazole, etc.))
Patent 5521320: Process for the enantioselective synthesis of intermediates used in the preparation of physostigmine
(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.) : Chalcogen bonded directly to ring carbon of the five-membered hetero ring (e.g., 3-indolols, etc.) : The chalcogen is bonded directly to a ring carbon of the five-membered hetero ring which is adjacent to the ring nitrogen (e.g., 2-indolinones, etc.) : Plural chalcogens bonded directly to ring carbons of the five-membered hetero ring (e.g., phthalimides, etc.))
Patent 5521321: Flasher switch with a mechanical music mechanism
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Combs : Cylinder type : Pneumatic action)
Patent 5521322: Tone information processing device for an electronic musical instrument for generating sounds
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Sampling (e.g., with A/D conversion) :)
Patent 5521323: Real-time performance score matching
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Note sequence : Accompaniment :)
Patent 5521324: Automated musical accompaniment with multiple input sensors
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Note sequence : Accompaniment : Rhythm : Tempo control :)
Patent 5521325: Device for synthesizing a musical tone employing random modulation of a wave form signal
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Tone synthesis or timbre control : Modulation : Reiteration)
Patent 5521326: Karaoke apparatus selectively sounding natural and false back choruses dependently on tempo and pitch
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Expression or special effects (e.g., force or velocity responsive, etc.) : Chorus, ensemble, or celeste : Reiteration)
Patent 5521327: Method and apparatus for automatically producing alterable rhythm accompaniment using conversion tables
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Data storage : Digital memory circuit (e.g., RAM, ROM, etc.) : Accompaniment : Rhythm : Reiteration)
Patent 5521328: Electronic musical instrument for simulating wind instrument musical tones
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Digital combinational circuit : Tone synthesis or timbre control : Filtering : Rhythm)
Patent 5521329: Musical tone synthesizing apparatus including loop gain control
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Digital combinational circuit : Tone synthesis or timbre control : Filtering : Rhythm)
Patent 5521330: Sound control device and method for uniformly shifting the phase of sound data
(MUSIC : INSTRUMENTS : Electrical musical tone generation : Digital combinational circuit : Expression or special effects : Filtering)
Patent 5521331: Shielded electric cable
(ELECTRICITY: CONDUCTORS AND INSULATORS : ANTI-INDUCTIVE STRUCTURES : Shielded or screened : Conductor only : Spark plugs)
Patent 5521332: High dielectric layer-containing alumina-based wiring substrate and package for semiconductor device
(ELECTRICITY: CONDUCTORS AND INSULATORS : BOXES AND HOUSINGS : With electric device or mounting means therefor : Sealed : Flat housing for electronic device (e.g., flat pack, dual-in-line package) : Gas filled)
Patent 5521333: Four-core balanced transmission cable
(ELECTRICITY: CONDUCTORS AND INSULATORS : CONDUITS, CABLES OR CONDUCTORS : Insulated : Multiple conductor : Overlapping or interlocking)
Patent 5521334: Multiple overload protection for electronic scales
(WEIGHING SCALES : MEANS HOLDING LOAD-DRIVEN ELEMENT AGAINST MOTION : Unitary with weigher)
Patent 5521335: Tele-writing system, for each other changing image displayed on another terminal, having function of identifying document to be processed in
(TELEGRAPHY : SYSTEMS : Position coordinate determination for writing (e.g., writing digitizer pad, stylus, or circuitry) : Transmitters or recorders)
Patent 5521336: Simplified digital pad sensor
(TELEGRAPHY : SYSTEMS : Position coordinate determination for writing (e.g., writing digitizer pad, stylus, or circuitry) : Writing digitizer pad : Overlap)
Patent 5521337: Seismic profiling tool with variable source/receiver spacer
(ACOUSTICS : GEOPHYSICAL OR SUBSURFACE EXPLORATION : Well logging :)
Patent 5521338: Method of installing sound absorbing bodies on a sound insulation wall and an installed sound absorbing body assembly
(ACOUSTICS : SOUND-MODIFYING MEANS : Sound absorbing fence or screen (e.g., jet engine or vehicle noise) : Relatively moving parts)
Patent 5521339: Catalyst muffler system
(ACOUSTICS : SOUND-MODIFYING MEANS : Muffler, fluid conducting type : Pneumatic type motor (e.g., air hammer, etc.) : With sound absorbing material)
Patent 5521340: Tuned tube muffler for an automotive vehicle
(ACOUSTICS : SOUND-MODIFYING MEANS : Muffler, fluid conducting type : Liquid motion silencer : With sound absorbing material)
Patent 5521341: Sound-attenuator
(ACOUSTICS : SOUND-MODIFYING MEANS : Space absorbers : Materials)
Patent 5521342: Switch having combined light pipe and printed circuit board
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : MULTIPLE CIRCUIT CONTROL : Multiple switch : With independent operators :)
Patent 5521343: Plastic ignition high voltage switch housing
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : PERIODIC : Reversing)
Patent 5521344: Circuit breaker lock-out block
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SWITCH ACTIVATION INHIBITOR (E.G., UNAUTHORIZED/INADVERTENT USE PREVENTION) : Actuator locking device : Circuit breaker handle type (i.e., padlock) : Range timer)
Patent 5521345: Backlit membrane keypad
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : ELECTRIC SWITCH DETAILS : Indicators : Illuminated : Light visible through housing : Rotatable)
Patent 5521346: Sequential close interlock arrangement for high ampere-ratedcircuit breaker
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : TOGGLE MECHANISMS : Tilting vehicle operated)
Patent 5521347: Switch device
(ELECTRICITY: CIRCUIT MAKERS AND BREAKERS : SOLID CONTACT : Push button operated : Including alternate action mechanism (e.g., push-push) : With w-shape rocking element : One end of spring is carried by actuator)
Patent 5521348: Multi-pole vacuum switch with an insulation assembly surrounding each vacuum interrupter
(HIGH-VOLTAGE SWITCHES WITH ARC PREVENTING OR EXTINGUISHING DEVICES : ARC PREVENTING OR EXTINGUISHING DEVICES : Vacuum : Polyphase : Puffer-piston)
Patent 5521349: Projection welding method
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : For bonding with pressure (e.g., resistance welding) : By spot bonding : Methods : Current limitation (e.g., by interposed insulation) : By localized projection : Responsive to pressure)
Patent 5521350: Stand-off control apparatus for plasma processing machines
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using plasma : Control systems : Arc positioning : With chamber)
Patent 5521351: Method and apparatus for plasma surface treatment of the interior of hollow forms
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using plasma : Methods : Arc ignition)
Patent 5521352: Laser cutting apparatus
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Using laser : Cutting : Methods)
Patent 5521353: Welding robot
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Spot arc bonding (e.g., arc riveting) : Vertical work (e.g., horizontal seam in vertical wall))
Patent 5521354: Method for arc welding fault detection
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : Including circuits for monitoring arc parameters : Vertical work (e.g., horizontal seam in vertical wall))
Patent 5521355: Welding torch assembly and method
(ELECTRIC HEATING : METAL HEATING (E.G., RESISTANCE HEATING) : By arc : With consumable electrode device : Rate control : Having supply connection means (e.g., quick disconnect))
Patent 5521356: Glow plug with construction for minimizing heat transfer between interior pole and PTC regulating element
(ELECTRIC HEATING : HEATING DEVICES : Resistive element: igniter type : With igniter unit structure : Resilient means)
Patent 5521357: Heating device for a volatile material with resistive film formed on a substrate and overmolded body
(ELECTRIC HEATING : HEATING DEVICES : With heating unit structure : With resistive-element attaching, securing or electrical insulation means : Comprising coating printed or deposited on core sheath or support means : Fusible link)
Patent 5521358: Electrical heating conductor
(ELECTRIC HEATING : HEATING DEVICES : With heating unit structure : Core, sheath, or support means for heating element : Of particular construction or material : Flexible : Reflector-type)
Patent 5521359: System for coordinating operation of microwave oven with a second appliance
(ELECTRIC HEATING : MICROWAVE HEATING : With diverse device : With cooling arrangement)
Patent 5521360: Apparatus and method for microwave processing of materials
(ELECTRIC HEATING : MICROWAVE HEATING : With control system : Load condition sensor : Field intensity/reflection : Load sensing)
Patent 5521361: Microwave ovenware apparatus, hydrating microwave ovens and microwave water purifier
(ELECTRIC HEATING : MICROWAVE HEATING : Cookware (e.g., vessel, utensil, etc.) : With heat exchange (e.g., susceptor, etc.) : By fluent material (e.g., steaming, boiling, or frying, etc.) : Probe)
Patent 5521362: Electronic purse card having multiple storage memories to prevent fraudulent usage and method therefor
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Credit or identification card systems : Price determination)
Patent 5521363: System and method for tracking memory card transactions
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Banking systems : Price determination)
Patent 5521364: Product-selling-data processing apparatus having function for administering sales of article sold by the bundle and its method
(REGISTERS : SYSTEMS CONTROLLED BY DATA BEARING RECORDS : Mechanized store : Permitting access)
Patent 5521365: Lighting assembly for mail sorting system
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Strengthen or diminish field or flux)
Patent 5521366: Dataform readers having controlled and overlapped exposure integration periods
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Strengthen or diminish field or flux)
Patent 5521367: Fiber optic barcode reader with piezoelectric element
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Hand-held (e.g., portable) : Cathode-ray tube)
Patent 5521368: Barcode symbol reading system having function for detecting and correcting inclination of barcode symbol
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Bar code : Bar code location or selection : Matrix of cells)
Patent 5521369: Card shaped computer peripheral device
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Hand-held (e.g., portable) : Cathode-ray tube)
Patent 5521370: Pistol grip hand-held data terminal cooperable with communicating and recharging dock
(REGISTERS : CODED RECORD SENSORS : Particular sensor structure : Optical : Hand-held (e.g., portable) : Cathode-ray tube)
Patent 5521371: Rewritable bar code display medium, and image display method and image display apparatus using the same
(REGISTERS : RECORDS : Holding devices)
Patent 5521372: Framing codes for robust synchronization and addressing of self-clocking glyph codes
(REGISTERS : RECORDS : Particular code pattern : Aligning records)
Patent 5521373: Position tracking system using a radiation director which directs radiation from a radiation source onto a radiation sensor, depending on
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Photocell controls its own optical systems : Following a target (e.g., a star or instrument pointer or other object) other than a pattern : Target illuminated by artificial light source : With optical storage medium; e.g., optical disc, etc.)
Patent 5521374: Focused laser beam measurement system and method of beam location
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Optical or pre-photocell system : Special photocell or electron tube circuits)
Patent 5521375: Method and apparatus for controlling the output level of a second harmonic generator by temperature compensation
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Temperature control of photocell : Hoods, grating, baffles, diaphragms, masks)
Patent 5521376: Optical motion sensor for an underwater object
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : Housings (in addition to cell casing) : Hoods, grating, baffles, diaphragms, masks)
Patent 5521377: Measurement of trace element concentration distribution, and evaluation of carriers, in semiconductors, and preparation of standard samples
(RADIANT ENERGY : CALIBRATION OR STANDARDIZATION METHODS :)
Patent 5521378: Method and apparatus for gamma ray logging of underground formations
(RADIANT ENERGY : GEOLOGICAL TESTING OR IRRADIATION : Well testing apparatus and methods : With source and detector : Having neutron source and gamma detector : Having thermal neutron detector)
Patent 5521379: Method of selecting reaction paths in ion traps
(RADIANT ENERGY : IONIC SEPARATION OR ANALYSIS : Methods : Plural detectors)
Patent 5521380: Frequency modulated selected ion species isolation in a quadrupole ion trap
(RADIANT ENERGY : IONIC SEPARATION OR ANALYSIS : Methods : Plural detectors)
Patent 5521381: Contamination analysis unit
(RADIANT ENERGY : IONIC SEPARATION OR ANALYSIS : With sample supply means : With time-of-flight indicator)
Patent 5521382: MS/MS type mass analyzer
(RADIANT ENERGY : IONIC SEPARATION OR ANALYSIS : Cyclically varying ion selecting field means : Laterally resonant ion path : For material recovery)
Patent 5521383: Corona discharge device
(RADIANT ENERGY : CORONA IRRADIATION : Thermal copying of documents)
Patent 5521384: Flow cell
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : Infrared responsive : With means to transmission-test contained fluent material : Locating infrared emissive objects)
Patent 5521385: Long life gamma camera plate assembly with improved reflector system
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : With or including a luminophor : With radiant energy source : Body scanner or camera : Plural temperature sensitive signalling means)
Patent 5521386: Gamma ray camera method and apparatus
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : With or including a luminophor : With radiant energy source : Body scanner or camera : Plural temperature sensitive signalling means)
Patent 5521387: Radiation detector employing solid-state scintillator material and preparation methods therefor
(RADIANT ENERGY : INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING : With or including a luminophor : Plural or composite luminophor : Ultraviolet light source)
Patent 5521388: Selective crosslink scanning system
(RADIANT ENERGY : WITH CHARGED PARTICLE BEAM DEFLECTION OR FOCUSSING : Magnetic lens : With means to convey or guide the target)
Patent 5521389: Solid state cesium ion gun
(RADIANT ENERGY : ION GENERATION : Magnetic lens)
Patent 5521390: Nanodisplacement producing apparatus
(RADIANT ENERGY : INSPECTION OF SOLIDS OR LIQUIDS BY CHARGED PARTICLES : Analyte supports : With object moving or positioning means : With detector)
Patent 5521391: Radioactive marker
(RADIANT ENERGY : RADIANT ENERGY GENERATION AND SOURCES : Ion or electron beam irradiation)
Patent 5521392: Light cure system with closed loop control and work piece recording
(RADIANT ENERGY : IRRADIATION OF OBJECTS OR MATERIAL : Luminescent device)
Patent 5521393: Lane monitor for monitoring dressing on the surface of a bowling lane
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : Measuring dimensions : Profile : With moving reticle in optical path)
Patent 5521394: Compact displacement detecting system with optical integrated circuit and connector in-line with optical axis
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : Measuring dimensions : Profile : With moving reticle in optical path)
Patent 5521395: Method and apparatus for determining the structure of yarns in the region of their surface
(RADIANT ENERGY : PHOTOCELLS; CIRCUITS AND APPARATUS : With circuit for evaluating a web, strand, strip, or sheet : With indication of presence of material or feature : Discontinuity detection (e.g., hole, crack) : With translucent material)
Patent 5521396: Semiconductor light emitting device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : THIN ACTIVE PHYSICAL LAYER WHICH IS (1) AN ACTIVE POTENTIAL WELL LAYER THIN ENOUGH TO ESTABLISH DISCRETE QUANTUM ENERGY LEVELS OR (2) AN ACTIVE BARRIER LAYER THIN ENOUGH TO PERMIT QUANTUM MECHANICAL TUNNELING OR (3) AN ACTIVE LAYER THIN ENOUGH TO PERMIT CARRIER TRANSMISSION WITH SUBSTANTIALLY NO SCATTERING (E.G., SUPERLATTICE QUANTUM WELL, OR BALLISTIC TRANSPORT DEVICE) : Heterojunction : Quantum well : Superlattice :)
Patent 5521397: Optical device having quantum well structure and barrier layers
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : THIN ACTIVE PHYSICAL LAYER WHICH IS (1) AN ACTIVE POTENTIAL WELL LAYER THIN ENOUGH TO ESTABLISH DISCRETE QUANTUM ENERGY LEVELS OR (2) AN ACTIVE BARRIER LAYER THIN ENOUGH TO PERMIT QUANTUM MECHANICAL TUNNELING OR (3) AN ACTIVE LAYER THIN ENOUGH TO PERMIT CARRIER TRANSMISSION WITH SUBSTANTIALLY NO SCATTERING (E.G., SUPERLATTICE QUANTUM WELL, OR BALLISTIC TRANSPORT DEVICE) : Heterojunction : Quantum well : Superlattice : With particular barrier dimension :)
Patent 5521398: Quantum well heterostructure optical operator
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : THIN ACTIVE PHYSICAL LAYER WHICH IS (1) AN ACTIVE POTENTIAL WELL LAYER THIN ENOUGH TO ESTABLISH DISCRETE QUANTUM ENERGY LEVELS OR (2) AN ACTIVE BARRIER LAYER THIN ENOUGH TO PERMIT QUANTUM MECHANICAL TUNNELING OR (3) AN ACTIVE LAYER THIN ENOUGH TO PERMIT CARRIER TRANSMISSION WITH SUBSTANTIALLY NO SCATTERING (E.G., SUPERLATTICE QUANTUM WELL, OR BALLISTIC TRANSPORT DEVICE) : Heterojunction : Quantum well : Superlattice : With particular barrier dimension :)
Patent 5521399: Advanced silicon on oxide semiconductor device structure for BiCMOS integrated circuit
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : THIN ACTIVE PHYSICAL LAYER WHICH IS (1) AN ACTIVE POTENTIAL WELL LAYER THIN ENOUGH TO ESTABLISH DISCRETE QUANTUM ENERGY LEVELS OR (2) AN ACTIVE BARRIER LAYER THIN ENOUGH TO PERMIT QUANTUM MECHANICAL TUNNELING OR (3) AN ACTIVE LAYER THIN ENOUGH TO PERMIT CARRIER TRANSMISSION WITH SUBSTANTIALLY NO SCATTERING (E.G., SUPERLATTICE QUANTUM WELL, OR BALLISTIC TRANSPORT DEVICE) : Tunneling through region of reduced conductivity : Josephson : With additional electrode to control conductive state of Josephson junction : High temperature (i.e., >30o Kelvin))
Patent 5521400: Semiconductor photoelectrically sensitive device with low sodium concentration
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : NON-SINGLE CRYSTAL, OR RECRYSTALLIZED, SEMICONDUCTOR MATERIAL FORMS PART OF ACTIVE JUNCTION (INCLUDING FIELD-INDUCED ACTIVE JUNCTION) : Amorphous semiconductor material : Three or more electrode device)
Patent 5521401: P-N junction in a vertical memory cell that creates a high resistance load
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : NON-SINGLE CRYSTAL, OR RECRYSTALLIZED, SEMICONDUCTOR MATERIAL FORMS PART OF ACTIVE JUNCTION (INCLUDING FIELD-INDUCED ACTIVE JUNCTION) : Field effect device in non-single crystal, or recrystallized, Semiconductor material : In combination with device formed in single crystal semiconductor material (e.g., stacked FETs) : With heavily doped regions contacting amorphous semiconductor material (e.g., heavily doped source and drain))
Patent 5521402: Semiconductor optical functional element of loading resistor integrated type
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INCOHERENT LIGHT EMITTER STRUCTURE : In combination with or also constituting light responsive device : Combined in integrated structure : With heterojunction : High temperature (i.e., >30o Kelvin))
Patent 5521403: Field-effect transistor having a graded contact layer
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Field effect transistor : Having narrow energy band gap (<<1eV) layer (e.g., PbSnTe, HgCdTe, etc.))
Patent 5521404: Group III-V interdiffusion prevented hetero-junction semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HETEROJUNCTION DEVICE : Field effect transistor : Doping on side of heterojunction with lower carrier affinity (e.g., high electron mobility transistor (HEMT)) : Layer is a group III-V semiconductor compound)
Patent 5521405: Charge transfer device with two-phase two-layered electrode structure and method for fabricating the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Charge transfer device : Structure for applying electric field into device (e.g., resistive electrode, acoustic traveling wave in channel) : Phase structure (e.g., doping variations to provide asymmetry for 2-phase operation; more than four phases or "electrode per bit") : 2-phase : Si x Ge 1-x)
Patent 5521406: Integrated circuit with improved thermal impedance
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Junction field effect transistor (unipolar transistor) : Junction field effect transistor in integrated circuit : Microwave integrated circuit (e.g., microstrip type) : With contact or heat sink extending through hole in semiconductor substrate, or with electrode suspended over substrate (e.g., air bridge) : Si x Ge 1-x)
Patent 5521407: Semiconductor memory device having cell isolation structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) : Capacitor in trench : With shield, filter, or lens)
Patent 5521408: Hole capacitor for DRAM cell
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) : Stacked capacitor : With increased effective electrode surface area (e.g., tortuous path, corrugated, or textured electrodes) : With capacitor electrodes connection portion located centrally thereof (e.g., fin electrodes with central post))
Patent 5521409: Structure of power mosfets, including termination structures
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Short channel insulated gate field effect transistor : Active channel region has a graded dopant concentration decreasing with distance from source region (e.g., double diffused device, DMOS transistor) : Plural sections connected in parallel (e.g., power MOSFET) : With complementary field effect transistor)
Patent 5521410: Power semiconductor device comprising vertical double-diffused MOSFETS each having low on-resistance per unit area
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Short channel insulated gate field effect transistor : Active channel region has a graded dopant concentration decreasing with distance from source region (e.g., double diffused device, DMOS transistor) : Plural sections connected in parallel (e.g., power MOSFET) : With means to reduce ON resistance : Separate control electrodes for charging and for discharging floating electrode)
Patent 5521411: Transistor spacer etch pinpoint structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Short channel insulated gate field effect transistor : With lightly doped portion of drain region adjacent channel (e.g., LDD structure) : All contacts on same surface (e.g., lateral structure))
Patent 5521412: Low and high minority carrier lifetime layers in a single semiconductor structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Single crystal semiconductor layer on insulating substrate (SOI) : Substrate is single crystal insulator (e.g., sapphire or spinel) : Complementary field effect transistor structures only (i.e., not including bipolar transistors, resistors, or other components))
Patent 5521413: Semiconductor device having a solid metal wiring with a contact portion for improved protection
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With overvoltage protective means : Substrate is single crystal insulator (e.g., sapphire or spinel))
Patent 5521414: Monolithic integrated structure to protect a power transistor against overvoltage
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With overvoltage protective means : Substrate is single crystal insulator (e.g., sapphire or spinel))
Patent 5521415: Semiconductor device having a circuit for protecting the device from electrostatic discharge
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : With overvoltage protective means : For protecting against gate insulator breakdown : In complementary field effect transistor integrated circuit : Including means to eliminate island edge effects (e.g., insulating filling between islands, or ions in island edges))
Patent 5521416: Semiconductor device having gate electrode and impurity diffusion layer different in conductivity type and method of manufacturing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Complementary insulated gate field effect transistors : With polysilicon interconnections to source or drain regions (e.g., polysilicon laminated with silicide) : With barrier region of reduced minority carrier lifetime (e.g., heavily doped P+ region to reduce electron minority carrier lifetime, or containing deep level impurity or crystal damage), or with region of high threshold voltage (e.g., heavily doped channel stop region))
Patent 5521417: Semiconductor device comprising a non-volatile memory formed on a data processor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Matrix or array of field effect transistors (e.g., array of FETs only some of which are completed, or structure for mask programmed read-only memory (ROM)) : With thick insulator over source or drain region)
Patent 5521418: Semiconductor device and a method of manufacturing same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : Matrix or array of field effect transistors (e.g., array of FETs only some of which are completed, or structure for mask programmed read-only memory (ROM)) : With thick insulator over source or drain region)
Patent 5521419: Semiconductor device having field shield element isolating structure and method of manufacturing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : FIELD EFFECT DEVICE : Having insulated electrode (e.g., MOSFET, MOS diode) : Insulated gate field effect transistor in integrated circuit : With means to prevent parasitic conduction channels : Selected groups of complete field effect devices having different threshold voltages (e.g., different channel dopant concentrations))
Patent 5521420: Fabricating a semiconductor with an insulative coating
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Beam leads (i.e., leads that extend beyond the ends or sides of a chip component) : Stud mount)
Patent 5521421: Semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Temperature : Light)
Patent 5521422: Corner protected shallow trench isolation device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Including dielectric isolation means : Combined with pn junction isolation (e.g., isoplanar, LOCOS) : Dielectric in groove : Geometric configuration of junction (e.g., fingers))
Patent 5521423: Dielectric structure for anti-fuse programming element
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : Including programmable passive component (e.g., fuse) : Anti-fuse : Sides of grooves along major crystal planes (e.g., (111), (100) planes, etc.))
Patent 5521424: Semiconductor device having a silicon oxide film containing fluorine atoms
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : WITH MEANS TO CONTROL SURFACE EFFECTS : Insulating coating : Major crystal plane or axis other than (100), (110), or (111) (e.g., (731) axis, crystal plane several degrees from (100) toward (011), etc.))
Patent 5521425: Tape automated bonded (TAB) circuit
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)
Patent 5521426: Reduced capacitance lead frame for lead on chip package
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)
Patent 5521427: Printed wiring board mounted semiconductor device having leadframe with alignment feature
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : On integrated circuit)
Patent 5521428: Flagless semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With separate tie bar element or plural tie bars : Details of insulating layer electrical charge (e.g., negative insulator layer charge))
Patent 5521429: Surface-mount flat package semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With structure for mounting semiconductor chip to lead frame (e.g., configuration of die bonding flag, absence of a die bonding flag, recess for LED) : Of insulating material)
Patent 5521430: Semiconductor apparatus and its manufacturing method
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With structure for mounting semiconductor chip to lead frame (e.g., configuration of die bonding flag, absence of a die bonding flag, recess for LED) : Of insulating material)
Patent 5521431: Semiconductor device with lead frame of molded container
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With structure for mounting semiconductor chip to lead frame (e.g., configuration of die bonding flag, absence of a die bonding flag, recess for LED) : Of insulating material)
Patent 5521432: Semiconductor device having improved leads comprising palladium plated nickel
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : Of specified material other than copper (e.g., Kovar (T.M.)) : Of insulating material)
Patent 5521433: IC card including a substrate having improved strength and heat radiation properties
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Smart (e.g., credit) card package : Of insulating material)
Patent 5521434: Semiconductor chip and electronic module with integrated surface interconnects/components
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Multiple housings : Stacked arrangement : Combined with channel stop region in semiconductor)
Patent 5521435: Semiconductor device and a fabrication process thereof
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : With contact or lead : With specific electrical feedthrough structure : External connection to housing)
Patent 5521436: Semiconductor device with a foil-sealed lid
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : With contact or lead : With specific electrical feedthrough structure : External connection to housing)
Patent 5521437: Semiconductor power module having an improved composite board and method of fabricating the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Insulating material : Multiple contact layers separated from each other by insulator means and forming part of a package or housing (e.g., plural ceramic layer package))
Patent 5521438: Ceramic base and metallic member assembly
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Insulating material : Composite ceramic, or single ceramic with metal : Housing entirely of metal except for feedthrough structure)
Patent 5521439: Combination and method for coupling a heat sink to a semiconductor device
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : With provision for cooling the housing or its contents : Heat dissipating element held in place by clamping or spring means : Cryogenic liquid coolant)
Patent 5521440: Low-capacitance, plugged antifuse and method of manufacture therefor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified configuration : Via (interconnection hole) shape : Molybdenum, tungsten, or titanium or their silicides)
Patent 5521441: Starter with band-shaped seal member
(PRIME-MOVER DYNAMO PLANTS : ELECTRIC-STARTING MOTOR : Fluid-current motors)
Patent 5521442: Automatic power antenna retraction
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Series-connected)
Patent 5521443: Battery residual capacity display and operating device for an electric vehicle
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Antitheft : Plural generators)
Patent 5521444: Apparatus for transferring electrical power from a stationary device to a rotating device without the use of brushes or contacts
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : ELECTROMAGNET OR HIGHLY INDUCTIVE SYSTEMS : Condition responsive switch)
Patent 5521445: Device for administering timed orders for the remote control of electrical apparatus
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Switch actuation : Switch contact conditioning)
Patent 5521446: Linear electromagnetic drive means
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Linear : Piezoelectric element shape)
Patent 5521447: Oscillation damping elastic support for an electric motor housing
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Vibration or noise suppression : Step-by-step)
Patent 5521448: Damping for passive magnetic bearings
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Bearing or air-gap adjustment or bearing lubrication : Magnetic bearing : Impulse coupling)
Patent 5521449: Method and circuitry for reducing radiated noise in a strobed load driver circuit for a vacuum fluorescent display
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PLURAL POWER SUPPLIES : Plural cathode and/or anode load device : Diverse-type energizing or bias supplies to different electrodes : Simultaneous application to a load device)
Patent 5521450: Slip ring unit for fitting to an alternator, especially for a motor vehicle
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Current collectors : Rotary structure : Slip rings : Field-distortion)
Patent 5521451: Low-cost stepping or synchronous motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Rotor structure : Armatures : Hollow (e.g., double air gap) : With composition feature)
Patent 5521452: Shock-resistant, electrostatically actuated pick-up for optical recording and playback
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Charge accumulating : Electrostatic :)
Patent 5521453: Surface acoustic wave filter and mobile communication system using same
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Surface acoustic wave devices : Friction)
Patent 5521454: Surface wave filter element
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Surface acoustic wave devices : Friction)
Patent 5521455: Ultrasonic motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Direct mechanical coupling : Motor producing continual motion : Traveling wave motor : Stator :)
Patent 5521456: Vibrating gyroscope
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with damping structure : Sandwich or Langevin type)
Patent 5521457: Holding structure for a piezoelectric vibrator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mounting or support means : Suspended by thin member : Point contact on major surfce only : Multimorph)
Patent 5521458: Electric discharge lamp assembly
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH TEMPERATURE MODIFIER : Double wall, jacket or casing for envelope : Sealed casing for envelope : Flow directing means in casing)
Patent 5521459: Liquid cooling type projection cathode ray tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH TEMPERATURE MODIFIER : Using liquids or fluid flow directing means : Jacket or casing : Integral double wall type of envelope)
Patent 5521460: Lamp base locking clip
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH ENVELOPE : Having base and connector : Base attached to the envelope with friction or other mechanical means : Having screw thread coupling contact)
Patent 5521461: Method for producing microdot-emitting cathodes on silicon for compact flat screens and resulting products
(ELECTRIC LAMP AND DISCHARGE DEVICES : ELECTRODE AND SHIELD STRUCTURES : Point source cathodes : Rod electrode or shield)
Patent 5521462: Electron gun for CRT
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Plural beam generating or control : With screen)
Patent 5521463: Cathode ray tube having a cancel coil for earth magnetism
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Beam deflecting means : With yoke : Electrostatic)
Patent 5521464: Rapidly scanning cathode ray tube/scanning laser
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Ray generating or control : Including cathode assembly : With control grid adjacent cathode : With anode : With additional electrode : With coating or spiral electrode :)
Patent 5521465: Sunlight viewable thin film electroluminscent display having darkened metal electrodes
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : Solid-state type : With particular phosphor or electrode material : Light conversion)
Patent 5521466: Multiplexed trailer light system
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : SPECIAL APPLICATION : Vehicle : Shunt circuit closing)
Patent 5521467: High power factor, high-frequency operating circuit for a low-pressure discharge lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PULSATING OR A.C. SUPPLY : With power factor control device : Strobe lights)
Patent 5521468: Synchronization pulse separation circuit for CRT device
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With ray deflection distortion correction or reduction : Including plural cores or coils)
Patent 5521469: Compact isochronal cyclotron
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : HIGH ENERGY PARTICLE ACCELERATOR TUBE : Magnetic field acceleration means : Cyclotron : With device discharging a condenser)
Patent 5521470: Plural commutator type motors with common parallel driving circuit
(ELECTRICITY: MOTIVE POWER SYSTEMS : PLURAL, DIVERSE OR DIVERSELY CONTROLLED ELECTRIC MOTORS : Running-speed control : Armature or primary circuit control : Series-parallel armature circuit connections : Controlling A.C. frequency or rate of electrical impulses to other motor)
Patent 5521471: Series (or compound) motor and control circuit for adjusting effective exciting turn ratio of series field winding according to rotational
(ELECTRICITY: MOTIVE POWER SYSTEMS : SERIES MOTORS : Field circuit control : Impedance in series with field windings and in parallel to armature winding)
Patent 5521472: Multiphase DC motor and starting method thereof
(ELECTRICITY: MOTIVE POWER SYSTEMS : SELF-COMMUTATED IMPULSE OR RELUCTANCE MOTORS : Field circuit control)
Patent 5521473: Apparatus for driving and controlling power window while prohibiting drive of the motor during an initial period
(ELECTRICITY: MOTIVE POWER SYSTEMS : MOTOR-REVERSING : Automatic and/or with time-delay means : Instant of, or passage or predetermined time or having time-delay means : In response to an electrical condition)
Patent 5521474: Method for monitoring movable elements
(ELECTRICITY: MOTIVE POWER SYSTEMS : MOTOR-REVERSING : Automatic and/or with time-delay means : Instant of, or passage or predetermined time or having time-delay means : In response to an electrical condition)
Patent 5521475: Electric power steering apparatus
(ELECTRICITY: MOTIVE POWER SYSTEMS : AUTOMATIC AND/OR WITH TIME-DELAY MEANS (E.G., AUTOMATIC STARTING AND/OR STOPPING) : Terminal voltage or counter-electromotive force of controlled motor : Electrical condition)
Patent 5521476: CMOS disk drive motor control circuit having back-EMF blocking circuitry
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : With protective or reliability increasing features (e.g., "fail-safe" systems) : Mechanical gearing)
Patent 5521477: Evaluation method of coating sag and coating control system utilizing said method
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : With program recording or composing means : Multifunction manipulator (i.e., Robot) : With multimode control (e.g., course-fine, position-force, etc.) : Including velocity control :)
Patent 5521478: Actuator used for heating, cooling and climatic valves in vehicles
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Multiple mode systems : Fine and coarse systems : Submarine and torpedo systems)
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