BIOPULPING INTERNATIONAL, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21B FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT19
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8123904 Method of making medium density fiberboardAug 11, 10Feb 28, 12[D21B, D21J, D21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0264,588 Method of Making Medium Density FiberboardAbandonedAug 31, 07Oct 30, 08[D21H, D21C]
2006/0243,403 MICROWAVE PRETREATMENT OF LOGS FOR USE IN MAKING PAPER AND OTHER WOOD PRODUCTSAbandonedJun 30, 06Nov 02, 06[D21C]
7008505 Eucalyptus biomechanical pulping processExpiredMay 30, 02Mar 07, 06[D21B]
2004/0104,003 Eucalyptus biokraft pulping processAbandonedAug 29, 03Jun 03, 04[D21H]
6613192 Process for producing biokraft pulp from eucalyptus chipsExpiredNov 28, 00Sep 02, 03[D21H, D21C]
6402887 Biopulping industrial wood wasteExpiredNov 30, 98Jun 11, 02[D21B]

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