SUMITOMO SEIKA CHEMICALS CO., LTD.

Patent Owner

Follow Compare Add to Portfolio

Stats

Details

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 4670
 
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2780
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2686
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2082
 
 
 
C07D HETEROCYCLIC COMPOUNDS 20128
 
 
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1778
 
 
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 1358
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 12123
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 10242
 
 
 
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 1049

Top Patents (by citation)

Upgrade to the Premium Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
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]
2016/0181,098 OXIDE SEMICONDUCTOR LAYER AND PRODUCTION METHOD THEREFOR, OXIDE SEMICONDUCTOR PRECURSOR, OXIDE SEMICONDUCTOR LAYER, SEMICONDUCTOR ELEMENT, AND ELECTRONIC DEVICEJul 04, 14Jun 23, 16[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]
2016/0115,374 FRACTURING FLUID VISCOSITY-CONTROLLING AGENT TO BE USED IN HYDRAULIC FRACTURINGJun 09, 14Apr 28, 16[E21B, C09K]
2016/0083,670 WATER-SOLUBLE METAL WORKING OIL AGENTDec 18, 13Mar 24, 16[C10M]
2016/0051,966 METHOD OF MANUFACTURING WATER-ABSORBENT RESIN COMPOSITIONJan 30, 14Feb 25, 16[B01J]
2016/0039,950 APPARATUS FOR PRODUCING WATER-ABSORBENT RESINJan 30, 14Feb 11, 16[C08F, B01J]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9,487,630 Method for manufacturing polyrotaxaneSep 09, 13Nov 08, 16[C08G, C08B, C08L]
9,475,908 Method for producing pseudopolyrotaxane aqueous dispersionDec 05, 11Oct 25, 16[C08J, C08G, C08B, C08L]
9,447,237 Polyalkylene oxide particles and production method for the sameMay 21, 12Sep 20, 16[C08G]
9,416,226 Polyalkylene oxide particles and production method for the sameMay 21, 12Aug 16, 16[C08G]
9,409,999 Production method for hydrophilic modified polyrotaxaneDec 05, 11Aug 09, 16[C08J, C08G, C08B, C08L]
9,414,487 Metal paste compositionMar 06, 12Aug 09, 16[H01B, H05K, C08K]
9,365,507 Diaryl sulfone compound, and manufacturing method for sameMar 09, 11Jun 14, 16[C07C]
9,356,292 Radical composition and battery using sameMar 23, 12May 31, 16[H01M, C08L]
9,320,660 Process for production of water-absorbing resin particles, water-absorbing resin particles, water-stopping material, and absorbent articleNov 24, 10Apr 26, 16[C08J, C08F, A61F, C08K]
9,273,156 Method for producing water-absorbent resinOct 14, 11Mar 01, 16[C08F]

View all patents..

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]
8,900,707 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]
2013/0273,351 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]
2012/0301,992 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]
2012/0115,038 GELLING AGENT FOR ELECTROLYTE SOLUTION FOR ALKALINE BATTERYABANJul 12, 10May 10, 12[H01M, C08L]
2012/0095,179 PYRROLINE-BASED NITROXIDE POLYMER AND BATTERY USING SAMEABANMar 05, 10Apr 19, 12[C08F, H01M]

View all patents..

Top Inventors for This Owner

Upgrade to the Premium Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.