Method and aqueous composition for the production of improved pulp

Details for Australian Patent Application No. 2002346240 (hide)

Owner Solutia Inc.

Inventors Verrett, Sheldon, Phillip; Thompson, Jacob, Owen; Tschirner, Ulrike, Waltraud; Li, Wei

Agent EF WELLINGTON & CO

Pub. Number AU-B-2002346240

PCT Number PCT/US02/17775

PCT Pub. Number WO2002/099184

Priority 60/296,296 06.06.01 US; 60/302,487 02.07.01 US

Filing date 5 June 2002

Wipo publication date 16 December 2002

Acceptance publication date 26 October 2006

International Classifications

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

Event Publications

6 March 2003 Complete Application Filed

  Priority application(s): 60/296,296 06.06.01 US; 60/302,487 02.07.01 US

8 May 2003 Application Open to Public Inspection

  Published as AU-B-2002346240

26 October 2006 Application Accepted

  Published as AU-B-2002346240

22 February 2007 Standard Patent Sealed

6 December 2007 Assignment Registered

  Solutia Inc. The patent has been assigned to Thermphos Trading GmbH

7 January 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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