MacMillan Bloedel Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 463
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 2196
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
E02B HYDRAULIC ENGINEERING 117

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
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]
5693409 Trim boardOct 22, 96Dec 02, 97[B32B]
5676236 Vane orienter with wipersSep 17, 96Oct 14, 97[B65G]
5500088 Automatic refiner load controlMar 14, 95Mar 19, 96[B02C]
5487460 Short strand orienterJul 29, 94Jan 30, 96[B65G]
5404990 Vane type orienterAug 12, 94Apr 11, 95[B65G]
5273787 Method of protecting wood surfaces and a wood product produced therebyApr 03, 92Dec 28, 93[B05D]

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Expired/Abandoned/Withdrawn Patents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]
5503710 Duplex linerboard formed from old corrugated containersExpiredMay 31, 95Apr 02, 96[D21H, D21F]
5439315 Synthetic boomstickExpiredFeb 24, 94Aug 08, 95[E02B]
5379934 Closable trayExpiredFeb 07, 94Jan 10, 95[B65D]
5364503 Nitric oxide treatment for ozone bleachingExpiredFeb 20, 92Nov 15, 94[D21C]
5278411 Residual ink measurementExpiredOct 01, 92Jan 11, 94[G01N]
5273625 Method of treating bleached pulp on a washer with calcium ions to remove sodium ionsExpiredMar 02, 92Dec 28, 93[D21C]
5205907 Removal of manganese from pulp using a chelating agent and magnesium sulphateExpiredNov 25, 91Apr 27, 93[D21C]
5202552 Data with perimeter identification tagExpiredApr 22, 91Apr 13, 93[G06K]
5162660 Paper roughness or glass sensor using polarized light reflectionExpiredJun 27, 91Nov 10, 92[G01N]
5143619 Secondary treatment of an integrated paper mill effluentExpiredMay 10, 91Sep 01, 92[C02F]
5107997 Cable machine controlExpiredJan 28, 91Apr 28, 92[B66C]
5080758 Chemi-mechanical liner boardExpiredAug 02, 90Jan 14, 92[D21H]
5062755 Articulated arm controlExpiredJul 25, 89Nov 05, 91[B25J]
5054603 Apparatus for laying elongate membersExpiredAug 04, 89Oct 08, 91[B65G]
5043122 Composite assembly press and method of useWithdrawnDec 29, 89Aug 27, 91[B27N]
5038603 Non-destructive testerExpiredAug 29, 90Aug 13, 91[G01M]
5020243 Dryer syphonExpiredDec 01, 89Jun 04, 91[F26B]
5006014 Boom sticksExpiredFeb 02, 90Apr 09, 91[E02B]

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