TONEN CHEMICAL CORPORATION
Patent Owner
Stats
- 9 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Sep 27, 2011 most recent publication
Details
- 9 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 402 Total Citation Count
- Feb 24, 1986 Earliest Filing
- 26 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
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]
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Expired/Abandoned/Withdrawn Patents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]
6495486 Intercalation compound and a vanadium phosphorus mixed oxide and a process for the preparation thereofExpiredJun 27, 00Dec 17, 02[B01J]
5880198 Thermoplastic resin composition comprising propylene elastomer, and talc componentsExpiredFeb 27, 97Mar 09, 99[C08L, C08K]
5609947 Laminated non-woven fabric filtering medium and method for producing sameExpiredSep 27, 95Mar 11, 97[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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