Nippon Ester 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 1124
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9034988 Resin composition containing copolymerized polyester resinAug 03, 11May 19, 15[C08G, C08F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5705601 Process for producing polyester filmExpiredMay 17, 96Jan 06, 98[C08J, C08G, B29C]
5310848 Resin composition for powder coatingExpiredJan 29, 93May 10, 94[C08G]
5274052 Resin composition for powder coatingsExpiredJun 24, 92Dec 28, 93[C08G]
5264529 Resin composition for powder coatingsExpiredJun 09, 92Nov 23, 93[C08F]
5229470 Resin composition for matte powder coatingExpiredMar 15, 91Jul 20, 93[C09D, C08L]
5106905 Colorants, polyester fibers mass-colored therewith and process for spinning mass-colored polyester fibersExpiredJan 23, 91Apr 21, 92[C08J, C08L, C08K]
5003029 Flame resistant polyester from di aryl-di(hydroxyalkylene oxy)aryl phosphine oxideExpiredJun 06, 90Mar 26, 91[C08G]
4940772 Process for producing flame resistant polyesterExpiredNov 20, 89Jul 10, 90[C08G]
4879335 Black liquid colorant and polyester fibers dope-dyed therewithExpiredSep 22, 87Nov 07, 89[C08L, C08K]
4737567 Phosphorus containing copoleysterExpiredOct 15, 86Apr 12, 88[C08G]
4712366 Denier-mixed composite yarn, denier-mixed special thick and thin yarn, false twist yarn and denier-mixed shrinkage-mixed composite yarnExpiredDec 22, 86Dec 15, 87[D02G]
4237261 Process for continuously producing polyester and spun fiberExpiredSep 17, 79Dec 02, 80[C08G]

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