TONEN CHEMICAL CORPORATION

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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 2123
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 276
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152
 
  
 
F25C PRODUCTION, WORKING, STORING OR DISTRIBUTION OF ICE 124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8026005 Microporous polyolefin membrane, its production method, battery separator, and batteryApr 09, 07Sep 27, 11[H01M]
7105608 Copolymer of propylene with a conjugated diene and a process of preparing the sameSep 17, 04Sep 12, 06[C08F]
6887944 Modified polypropylene and process for producing sameJun 30, 03May 03, 05[C08F]
5461105 Resin composition having excellent paint coatabilityApr 03, 95Oct 24, 95[C08L]
5438091 Resin composition having excellent paint coatabilityOct 25, 94Aug 01, 95[C08L]
RE34607 Cross-linkable foamable polyolefin resin compositionFeb 04, 93May 10, 94[C08J]
5136849 Snow composition and method for making artificial snowJan 31, 91Aug 11, 92[F25C]
5091435 Cross-linkable, foamable polyolefin resin compositionJul 05, 91Feb 25, 92[C08J]
5089360 High-strength non-woven fabric, method of producing same and battery separator constituted therebyFeb 07, 91Feb 18, 92[H01M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0069,596 MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEPARATOR AND BATTERYAbandonedNov 22, 06Mar 18, 10[C08F, B29C, H01M]
2009/0234,032 HYDROPHILIC, COMPOSITE, MICROPOROUS MEMBRANE AND ITS PRODUCTION METHODAbandonedDec 15, 06Sep 17, 09[C08J]
2009/0127,733 METHOD FOR PRODUCING MICROPOROUS THERMOPLASTIC RESIN MEMBRANEAbandonedOct 20, 06May 21, 09[B29C]
2009/0008,816 METHOD FOR PRODUCING MICROPOROUS POLYOLEFIN MEMBRANE AND MICROPOROUS MEMBRANEAbandonedMar 28, 06Jan 08, 09[C08J, B29C]
2007/0012,617 Method for producing micro-porous film of thermoplastic resinAbandonedAug 31, 04Jan 18, 07[B01D]
2007/0004,847 Emulsion composition of modified polypropyleneAbandonedJul 08, 04Jan 04, 07[A61K]
2006/0281,859 Method for producing modified polyolefin solutionAbandonedMar 11, 04Dec 14, 06[C08L]
6762146 Vanadium phosphorous mixed oxideExpiredOct 23, 01Jul 13, 04[B01J]
6495486 Intercalation compound and a vanadium phosphorus mixed oxide and a process for the preparation thereofExpiredJun 27, 00Dec 17, 02[B01J]
2001/0021,781 Catalyst for hydrogenating dicarboxylic acidsAbandonedDec 29, 00Sep 13, 01[C07D]
5889094 Resin composition of propylene-ethylene random copolymerExpiredJun 09, 97Mar 30, 99[C08K]
5880198 Thermoplastic resin composition comprising propylene elastomer, and talc componentsExpiredFeb 27, 97Mar 09, 99[C08L, C08K]
5741848 Method of manufacturing polyolefin solutionsExpiredNov 07, 96Apr 21, 98[C08J]
5717013 Polypropylene resin compositionExpiredAug 22, 96Feb 10, 98[C08J]
5637271 Method of producing non-woven fabrics for use in filtersExpiredSep 11, 95Jun 10, 97[B29C]
5621046 Polypropylene resin compositionExpiredJul 11, 95Apr 15, 97[C08L]
5609947 Laminated non-woven fabric filtering medium and method for producing sameExpiredSep 27, 95Mar 11, 97[B32B]
5384172 Multi-layer plastic fuel tankExpiredAug 23, 93Jan 24, 95[B65D]
5227233 Polyethylene label and method of preparation thereofExpiredNov 06, 91Jul 13, 93[B32B]
5218036 Shrinkable film from ethylene-vinyl acetate polymer talc and ethylene-propylene copolymers blendExpiredDec 24, 90Jun 08, 93[C08L, C08K]

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