SKC Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM5152
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4116
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2100
 
  
 
B01D SEPARATION 1133
 
  
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7144973 Biaxially oriented, white flame-retardant polyester filmOct 19, 04Dec 05, 06[C08G]
7018689 Heat-shrinkable polyester filmNov 02, 02Mar 28, 06[B32B]
6902819 Biaxially oriented polyester filmDec 11, 02Jun 07, 05[C08G]
6818312 Heat-shrinkable polyester filmSep 11, 03Nov 16, 04[B32B]
6753059 Optical recording material and optical recording medium using sameMay 01, 02Jun 22, 04[B32B]
6410134 Aqueous silicone coating composition and polyester release films coated therewithAug 09, 00Jun 25, 02[B32B]
D411993 Pancake reel hubNov 18, 96Jul 13, 99[1499]
D411840 Pancake reel hubMay 07, 97Jul 06, 99[1499]
5897959 Biaxially extended polyester filmNov 20, 96Apr 27, 99[B32B]
5864005 Process for the preparation of copolyester resin having low acetaldehyde contentOct 06, 97Jan 26, 99[C08G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0107,508 Mono or biaxially oriented, flame-retardant polyester filmAbandonedOct 19, 04May 19, 05[C08K]
2004/0160,186 Plasma display panel filterAbandonedDec 12, 03Aug 19, 04[H01J]
2003/0003,367 Lithium battery and method for the preparation thereofAbandonedMay 09, 02Jan 02, 03[H01M]
2002/0187,404 Liquid electrolyte composition and lithium battery comprising sameAbandonedApr 05, 02Dec 12, 02[H01M]
2002/0175,318 Optical recording material and optical recording medium using sameAbandonedMar 29, 02Nov 28, 02[G02B]
2002/0172,859 Polymer electrolyte precursor having improved impedenceAbandonedMay 09, 02Nov 21, 02[H01M]
6355326 Phase change optical diskExpiredSep 28, 99Mar 12, 02[B32B]
6063469 Triple substrate optical disk and manufacturing method thereofExpiredOct 22, 98May 16, 00[B32B]
5858527 Biaxially oriented polyester filmExpiredOct 29, 96Jan 12, 99[B32B]
5838444 Magneto-optic characteristic measuring apparatusExpiredNov 25, 96Nov 17, 98[G01J]
5756032 Process for the preparation of biaxially extended polyester filmExpiredDec 12, 96May 26, 98[D01D, B29C, C08K]
5718860 Process for the preparation of polyester base film for magnetic recording mediaExpiredJun 12, 96Feb 17, 98[B29C]
5718971 Polyester film comprising alumina and silane coupling agentExpiredDec 21, 95Feb 17, 98[B32B]
5714553 Apparatus for the preparation of polyester resinExpiredAug 08, 96Feb 03, 98[C08G, C08F]
5699848 Method for manufacturing a replica stamperExpiredNov 20, 95Dec 23, 97[B22D]
5676902 Process for the preparation of thermoplastic resin filmExpiredJul 05, 95Oct 14, 97[B29C]
5674443 Process for the preparation of polyester filmExpiredSep 25, 95Oct 07, 97[B29C]
5674618 Biaxially oriented polyester filmExpiredDec 12, 96Oct 07, 97[B32B]
5660931 Polymeric film with paper-like characteristicsExpiredMar 13, 95Aug 26, 97[C08F, B32B]
5605737 White-colored polymer filmExpiredApr 08, 96Feb 25, 97[B32B]

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