BIO-BLEACHING OF PULP USING LACCASE, MEDIATOR, AND CHAIN TRANSFER AGENT

Details for Australian Patent Application No. 2002257215 (hide)

Owner HERCULES INCORPORATED

Inventors CHENG, Huai, N.; DELAGRAVE, Simon; GU, Qu-Ming; MURPHY, Dennis, J.

Pub. Number AU-A-2002257215

PCT Pub. Number WO2003/023133

Priority 60/318,292 10.09.01 US; 10/027,149 20.12.01 US

Filing date 24 April 2002

Wipo publication date 24 March 2003

International Classifications

D21C 009/16 After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters - with per compounds

D21H 011/20

D21H 025/02 After-treatment of paper not provided for in groups

Event Publications

19 June 2003 Application Open to Public Inspection

  Published as AU-A-2002257215

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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