LIGON BROTHERS MANUFACTURING CO.

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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

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6110404 Method of extruding thermoplastic elastomer foam using water as a blowing agentAug 14, 98Aug 29, 00[B29C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7096872 Ear plugs and method of forming sameExpiredSep 27, 02Aug 29, 06[A61F]
6899304 Method for forming a fastenerExpiredApr 09, 03May 31, 05[F16L]
2005/0109,349 Ear plugs and method of forming sameAbandonedDec 28, 04May 26, 05[A61F]
2005/0042,421 Multi-layer polymer component, apparatus and methodAbandonedApr 18, 03Feb 24, 05[B32B]
6837265 One way anti-back flow valveExpiredMar 18, 02Jan 04, 05[F16K]
6398997 Method of extruding thermoplastic elastomer foam using water as a blowing agentExpiredFeb 14, 00Jun 04, 02[B29C]
6357473 One way anti-backflow valveExpiredMay 25, 00Mar 19, 02[F16K, B60H]
5089311 Open faced sandwich barrierExpiredDec 11, 89Feb 18, 92[B32B]
4995582 Anti-skid reinforcing plateExpiredDec 18, 89Feb 26, 91[F16B]
4810548 Sandwich seal fixtureExpiredAug 01, 88Mar 07, 89[B32B]
4708624 Washer cutting apparatusExpiredMay 12, 86Nov 24, 87[B26D]
4617849 Washer cutting procedureExpiredJun 22, 84Oct 21, 86[B26D]

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