Cellulose production from lignocellulosic biomass

Details for Australian Patent Application No. 2001285424 (hide)

Owner Purevision Technology, Inc.

Inventors Wingerson, Richard C.

Agent Wrays

Pub. Number AU-B-2001285424

PCT Pub. Number WO02/14598

Priority 09640815 16.08.00 US

Filing date 9 August 2001

Wipo publication date 25 February 2002

Acceptance publication date 5 January 2006

International Classifications

D21B 1/12 (2006.01) Fibrous raw materials or their mechanical treatment

C08B 16/00 (2006.01) Regeneration of cellulose

D21C 1/02 (2006.01) Pretreatment of the finely-divided materials before digesting

D21C 1/06 (2006.01) Pretreatment of the finely-divided materials before digesting

D21C 1/08 (2006.01) Pretreatment of the finely-divided materials before digesting

D21C 3/02 (2006.01) Pulping cellulose-containing materials

Event Publications

5 January 2006 Application Accepted

  Published as AU-B-2001285424

4 May 2006 Standard Patent Sealed

10 March 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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