Nippon Petrochemicals Company, Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 11127
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM9148
 
  
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS522
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 498
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 4112
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 346
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 3122
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 3117
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 328

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7205445 Method of continuous production of polyalkylbiphenylsAug 26, 03Apr 17, 07[C07C]
7060779 Processes for producing hydrocarbon/phenol resin and producing epoxy resinApr 28, 00Jun 13, 06[C08G]
7034095 Bicyclic conjugated diene polymer and bicyclic conjugated diene copolymerFeb 14, 03Apr 25, 06[C08F]
6984350 Method of and apparatus for manufacturing a web having filaments aligned in a transverse directionFeb 26, 02Jan 10, 06[D01D, D04H]
6877971 Apparatus for producing a transversely aligned web in which filaments spun at high rate are aligned in the transverse directionOct 14, 02Apr 12, 05[D01D]
6637128 Heating apparatus for a transversely stretched nonwoven fabricDec 04, 02Oct 28, 03[B29C, F26B]
6586362 Hydrocarbon solvent and pressure-sensitive copying material made with the sameMay 04, 01Jul 01, 03[B41M]
6524521 Method of and apparatus for manufacturing longitudinally aligned nonwoven fabricAug 24, 00Feb 25, 03[D01D, D04H]
6511625 Transversely stretched nonwoven fabric with high tensile strength stretched seven times wider or more in transverse directionAug 23, 00Jan 28, 03[B29C]
6512152 Tetracyclododecene compositions and process for producing the sameFeb 28, 00Jan 28, 03[C07C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0015,885 Thermosetting resin compositionAbandonedNov 20, 03Jan 18, 07[C08L]
2006/0156,955 Thermosetting resin compositionAbandonedNov 20, 03Jul 20, 06[C09D]
6973702 Web expanderExpiredJun 24, 03Dec 13, 05[D06C]
2005/0123,720 Laminate sheet having reinforcement film and method of manufacturing the sameAbandonedDec 08, 04Jun 09, 05[B32B]
2005/0070,664 Thermosetting resin composition, process for producing the same, and suspension-form mixtureAbandonedDec 26, 02Mar 31, 05[C08L]
2004/0242,834 Phenolic resin, epoxy resin, processes for production thereof and epoxy resin compositionAbandonedMar 24, 04Dec 02, 04[C08G]
2004/0166,756 Composite sheet having elasticity, elastic web made from thermoplastic elastomer, and method and apparatus of manufacturing the sameAbandonedFeb 23, 04Aug 26, 04[B32B, D04H]
6673186 Laminated structural body having unidirectionally arranged strands sandwiched between two web layers, and method of and apparatus for efficiently manufacturing such laminated structural bodyExpiredJun 01, 01Jan 06, 04[D04H]
2003/0176,598 Thermosetting resin compositionAbandonedDec 27, 02Sep 18, 03[C08G]
2003/0045,196 Composite nonwoven fabric having high strength and superior printability and fabrication method of the sameAbandonedAug 26, 02Mar 06, 03[D01D, D04H, B32B]
2003/0040,592 Hydrocarbon resin with ethylidene group and rubber composition including the sameAbandonedJul 03, 02Feb 27, 03[C08F]
2003/0013,932 Method for producing diarylmethane and its derivativesAbandonedJun 06, 02Jan 16, 03[C07C]
6506317 Cooling medium for optical equipment and cooling device using the sameExpiredMay 26, 00Jan 14, 03[C09K, H04N]
2003/0003,833 Stretching composite sheet and production method thereforAbandonedJul 11, 02Jan 02, 03[B32B, D04H]
2002/0136,915 Vapor-permeable and water-resistant sheet and method of manufacturing the sameAbandonedJan 22, 02Sep 26, 02[B32B]
6441218 Process for producing 2-substituted propionic acidExpiredJan 23, 01Aug 27, 02[C07C]
6441249 Method for producing trimethylhydroquinoneExpiredJun 18, 01Aug 27, 02[C07C]
6380450 Process for producing indeneExpiredApr 15, 00Apr 30, 02[C07C]
6320086 Method for producing trimethylhydroquinoneExpiredMay 17, 00Nov 20, 01[C07C]
6300444 Process for producing butene polymerExpiredApr 15, 00Oct 09, 01[C08F]

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