DOUGLAS, MURRAY

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON128
 
  
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 137
 
  
 
D21J FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MÂCHÉ 15

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9273429 Method and apparatus for manufacturing lignocellulosic materials with improved propertiesDec 20, 12Mar 01, 16[D21J, D21H, D21F]

Expired/Abandoned/Withdrawn Patents

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