WEYERHAEUSER PACKAGING

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 2196
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
E02B HYDRAULIC ENGINEERING 117
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6019253 Bag and box valve systemMay 28, 99Feb 01, 00[B64N]
5944300 Bag and box valve systemJun 05, 98Aug 31, 99[F16K]
5781655 Strand dimension sensingDec 15, 95Jul 14, 98[G06K]
5764788 Strand orientation sensingAug 31, 95Jun 09, 98[G06K]
5740898 Method and apparatus for laying up strandsOct 24, 96Apr 21, 98[B65G]
5713698 Synthetic boomstick coupling systemApr 09, 96Feb 03, 98[E02B]
5437388 ContainerDec 05, 94Aug 01, 95[B65O]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6652789 Composite veneerExpiredMar 26, 98Nov 25, 03[B29C, B28B, D04H]
5755917 Manufacture of consolidated composite wood productsExpiredAug 20, 96May 26, 98[B27M, D21J]
5690527 Coated fibrous substrate with enhanced printabilityExpiredMar 22, 95Nov 25, 97[B32B]
5096765 High strength composite products and method of making sameExpiredAug 29, 90Mar 17, 92[B32B]
4969861 Apparatus for squaring sleevesExpiredOct 03, 89Nov 13, 90[B31B, B31C]

Top Inventors for This Owner

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