WEYERHAEUSER COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A01H NEW PLANTS OR PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES 1127
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 1153
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6702780 Steering configuration for catheter with rigid distal deviceMar 05, 02Mar 09, 04[A61M]
5292316 Disposable absorbent article having multi-component upstanding leg gathersOct 14, 92Mar 08, 94[A61F]
5284251 Tension bar screenJul 21, 92Feb 08, 94[B07B]
RE34283 Waferboard lumberFeb 24, 92Jun 15, 93[B32B]
PP08204 Alstroemeria named VictoriaNov 29, 91Apr 13, 93[A01H]
5125568 Stacking trayJan 16, 92Jun 30, 92[B65D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0162,541 Method for Making Lyocell Web ProductAbandonedDec 31, 08Jul 01, 10[D04H, B32B]
2010/0163,199 READILY DEFIBERED PULP PRODUCTAbandonedDec 31, 08Jul 01, 10[D21H]
2010/0163,200 METHOD FOR MAKING READILY DEFIBERED PULP PRODUCTAbandonedDec 31, 08Jul 01, 10[D21H]
2010/0163,257 SEEDLING HARVESTING APPARATUSAbandonedDec 31, 08Jul 01, 10[A01D]
2010/0167,029 Lyocell Web ProductAbandonedDec 31, 08Jul 01, 10[B32B]
2009/0084,509 Dissolution of Cellulose in Mixed Solvent SystemsAbandonedSep 29, 08Apr 02, 09[D21C]
2009/0001,625 Oriented polymer composite templateAbandonedJun 29, 07Jan 01, 09[B29C]
2009/0001,629 Method for the production of low density oriented polymer compositeAbandonedJun 29, 07Jan 01, 09[B29C]
2009/0001,635 Method for the production of low density oriented polymer composite with durable surfaceAbandonedJun 29, 07Jan 01, 09[B29C]
2008/0318,772 Mixed polymer composite fiber and cellulose fiberAbandonedJun 25, 07Dec 25, 08[B01J]
2008/0319,108 Method of making a mixed polymer composite fiber and cellulose fiberAbandonedJun 25, 07Dec 25, 08[C08L]
2008/0299,403 Gas barrier packaging boardAbandonedJun 01, 07Dec 04, 08[B32B]
7455902 Mixed polymer superabsorbent fibersExpiredOct 02, 06Nov 25, 08[B32B]
2008/0251,224 Process for Making a Paperboard from a High Consistency Slurry Containing High Levels of Crosslinked Cellulosic FibersAbandonedApr 10, 08Oct 16, 08[D21H]
2008/0226,851 Gas barrier packaging boardAbandonedMar 16, 07Sep 18, 08[B32B]
2008/0226,852 Gas barrier packaging boardAbandonedMar 16, 07Sep 18, 08[B32B]
2008/0147,032 Methods for the preparation crosslinked carboxyalkyl cellulose fibers having non-permanent and temporary crosslinksAbandonedOct 02, 06Jun 19, 08[A61F]
7381298 Process for making a paperboard from a high consistency slurry containing high levels of crosslinked cellulosic fibersExpiredDec 30, 04Jun 03, 08[D21F]
2008/0078,117 Method for placing young plants in containersAbandonedSep 28, 06Apr 03, 08[A01G]
2008/0081,189 Mixed Polymer Superabsorbent Fibers And Method For Their PreparationAbandonedDec 13, 06Apr 03, 08[D02G]

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