TENNECO FOAM PRODUCTS COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5324458 Method of molding a styrenic foam by extrusionMar 17, 92Jun 28, 94[B29C]
5149473 Method for production of styrenic foamFeb 06, 92Sep 22, 92[C08J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5507640 Apparatus and method useful in manufacture of two piece cupsExpiredDec 11, 92Apr 16, 96[F24J]
5354402 Method of producing a thermoplastic foam sheetExpiredJun 21, 93Oct 11, 94[B29C]
5335787 Food and beverage trayExpiredOct 23, 92Aug 09, 94[B65D]
5224623 Fast food containerExpiredJun 27, 91Jul 06, 93[B65D]
5213256 Container assembly having a removable insert/dividerExpiredMar 18, 87May 25, 93[B65D]
D323114 Sandwich container or the likeExpiredNov 30, 89Jan 14, 92[]
5045254 Process for producing tubular film from thermoplastic molten materialExpiredMar 06, 90Sep 03, 91[B29C]
5002477 Quick-change trim pressExpiredDec 08, 88Mar 26, 91[B29C]
D315100 Package and the likeExpiredAug 22, 88Mar 05, 91[]
D312027 Plate or the likeExpiredApr 18, 88Nov 13, 90[]
4956395 Styrenic foam blowing agent compositionExpiredJan 18, 90Sep 11, 90[C08J]
D309431 Candy box and the likeExpiredAug 14, 87Jul 24, 90[]
D309105 Sandwich packageExpiredMar 26, 87Jul 10, 90[]
D308826 Sandwich container and the likeExpiredJul 01, 87Jun 26, 90[]
4931237 Extrusion die apparatus and process for producing tubular film from thermoplastic molten materialExpiredJan 23, 89Jun 05, 90[B29C]
4878970 Heating of a foam cup to increase stiffnessExpiredMay 27, 88Nov 07, 89[B32B]
4872939 Apparatus for assembling lined packaging trayExpiredApr 23, 87Oct 10, 89[B65G, B65H]
4773839 Quick-change thermoformerExpiredFeb 05, 87Sep 27, 88[B29C]
4579275 ContainersExpiredJan 23, 84Apr 01, 86[C08J, B29C]
4547412 Heating foam container in unrestricted state to increase stiffnessExpiredOct 11, 83Oct 15, 85[B65D, B32B]

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