SUMITOMO SEIKA CHEMICALS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4872
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2780
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2588
 
 
 
C07D HETEROCYCLIC COMPOUNDS 20131
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1985
 
 
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1782
 
 
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 1357
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 12121
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 11244
 
 
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 1151

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0047,267 HEAT DISSIPATION FILM, DISPERSION LIQUID FOR HEAT EMISSION LAYER, METHOD FOR PRODUCING HEAT DISSIPATION FILM AND SOLAR CELLApr 16, 14Feb 16, 17[F28F, H01L]
2017/0025,230 BINDER FOR ELECTRIC DOUBLE-LAYER CAPACITOR ELECTRODE, ELECTRIC DOUBLE-LAYER CAPACITOR ELECTRODE COMPRISING SAME BINDER, ELECTRIC DOUBLE-LAYER CAPACITOR USING SAME ELECTRODE, AND ELECTRIC APPARATUSMar 19, 15Jan 26, 17[C08F, H01G]
2016/0367,465 HYDROPHILIC THICKENER AND COSMETIC COMPOSITIONJun 06, 14Dec 22, 16[C08F, A61Q, A61K]
2016/0367,717 WATER-ABSORBENT RESIN AND ABSORBENT ARTICLENov 04, 14Dec 22, 16[A61L, C08F]
2016/0355,711 EPOXY RESIN ADHESIVE AGENTDec 02, 14Dec 08, 16[C09J]
2016/0280,898 POLYOLEFIN-BASED RESIN COMPOSITIONApr 24, 14Sep 29, 16[C08G, C08L]
2016/0229,963 POLYROTAXANE-CONTAINING COMPOSITIONOct 06, 14Aug 11, 16[C09J, C08G, C08B]
2016/0194,454 CONDENSATION-CURABLE SILICONE RESIN COMPOSITION, CONDENSATION-CURABLE SILICONE RESIN CURED PRODUCT, AND SEALED OPTICAL SEMICONDUCTOR ELEMENTMay 26, 14Jul 07, 16[C09J, C08G, H01L]
2016/0194,537 ADDITION-CURABLE SILICONE RESIN COMPOSITION, ADDITION-CURABLE SILICONE RESIN CURED PRODUCT, AND SEALED OPTICAL SEMICONDUCTOR ELEMENTJun 27, 14Jul 07, 16[C09K, H01L]
2016/0156,024 NEGATIVE-ELECTRODE MIXTURE FOR NON-AQUEOUS ELECTROLYTE SECONDARY CELL, NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY CELL CONTAINING SAID MIXTURE, NON-AQUEOUS ELECTROLYTE SECONDARY CELL PROVIDED WITH SAID NEGATIVE ELECTRODE, AND ELECTRICAL DEVICEMar 19, 14Jun 02, 16[H01M]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9556089 Purification method and purification system for propaneOct 03, 12Jan 31, 17[C07C]
9552985 Oxide semiconductor layer and production method therefor, oxide semiconductor precursor, oxide semiconductor layer, semiconductor element, and electronic deviceJul 04, 14Jan 24, 17[C01G, H01L]
9525196 Electrolyte solution for lithium air batteries, and lithium air batteryMar 06, 13Dec 20, 16[H01M]
9487630 Method for manufacturing polyrotaxaneSep 09, 13Nov 08, 16[C08G, C08B, C08L]
9475908 Method for producing pseudopolyrotaxane aqueous dispersionDec 05, 11Oct 25, 16[C08J, C08G, C08B, C08L]
9447237 Polyalkylene oxide particles and production method for the sameMay 21, 12Sep 20, 16[C08G]
9416226 Polyalkylene oxide particles and production method for the sameMay 21, 12Aug 16, 16[C08G]
9409999 Production method for hydrophilic modified polyrotaxaneDec 05, 11Aug 09, 16[C08J, C08G, C08B, C08L]
9414487 Metal paste compositionMar 06, 12Aug 09, 16[H01B, H05K, C08K]
9365507 Diaryl sulfone compound, and manufacturing method for sameMar 09, 11Jun 14, 16[C07C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0239,911 METHOD FOR PRODUCING COMPLEX COMPOSED OF ORGANIC NITROGEN COMPOUND AND COPPER (I) SALT OF FLUOROOXO ACIDABANJul 22, 13Aug 27, 15[C07F]
8900707 Method for producing water-absorbent resin particles and water-absorbent resin particlesWithdrawnNov 24, 10Dec 02, 14[B32B]
2014/0142,269 CARBOXYL GROUP-CONTAINING POLYMER COMPOSITIONABANJun 27, 12May 22, 14[C08F]
2014/0100,327 (METH)ACRYLIC ACID-BASED COPOLYMERABANApr 25, 12Apr 10, 14[C08F, C08K]
2014/0094,570 METHOD FOR PRODUCING A WATER-ABSORBENT RESINABANDec 09, 13Apr 03, 14[B01J]
2014/0031,203 WATER-ABSORBENT RESIN, ABSORBENT BODY AND ABSORBENT ARTICLEABANApr 19, 12Jan 30, 14[A61L]
2014/0012,018 SULFOLANE COMPOSITIONABANDec 27, 11Jan 09, 14[C09K]
2013/0345,434 METHOD FOR PRODUCING 1,2-BENZISOTHIAZOL-3-ONE COMPOUNDABANFeb 28, 12Dec 26, 13[C07D, C07C]
2013/0330,566 METHOD FOR PRODUCING WATER-ABSORBENT RESINABANMar 14, 12Dec 12, 13[C08F]
2013/0273,351 METHOD FOR PRODUCING WATER-ABSORBENT RESINABANNov 17, 11Oct 17, 13[B01J]
2013/0046,263 WATER-ABSORBENT SHEET STRUCTUREABANApr 19, 11Feb 21, 13[A61F]
2013/0040,868 RESIN COMPOSITION WHOSE LUBRICITY UNDER WET CONDITIONS IS MAINTAINEDABANApr 15, 11Feb 14, 13[C10M]
2013/0018,349 WATER-ABSORBENT SHEET STRUCTUREABANMar 10, 11Jan 17, 13[A61F]
2012/0328,861 WATER-ABSORBENT SHEET STRUCTUREABANDec 27, 10Dec 27, 12[B32B]
2012/0328,862 WATER-ABSORBENT SHEET STRUCTUREABANDec 27, 10Dec 27, 12[B32B, A61F]
2012/0298,913 WATER-ABSORBENT RESIN PARTICLE, METHOD FOR PRODUCTION THEREOF, AND ABSORBENT MATERIAL USING THE SAMEABANAug 07, 12Nov 29, 12[C08L]
2012/0301,992 ELECTROLYTE SOLUTION FOR DYE SENSITIZED SOLAR CELL, AND DYE SENSITIZED SOLAR CELL USING SAMEABANJan 25, 11Nov 29, 12[H01G, C07C, H01L]
2012/0288,701 WATER-ABSORBENT SHEET STRUCTUREABANDec 27, 10Nov 15, 12[B32B, A61F]
2012/0203,191 WATER-ABSORBENT SHEETABANOct 01, 10Aug 09, 12[A61L]
2012/0136,175 PROCESS FOR PREPARATION OF ALKYL SULFONE COMPOUNDSABANJun 03, 10May 31, 12[C07C]

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