WATER SOLUBLE, RANDOMLY SUBSTITUTED PARTIAL N-, PARTIAL OACETYLATED CHITOSAN, PRESERVING COMPOSITIONS CONTAINING CHITOSAN, AND PROCESSES FOR MAKING THEREOF

Details for Australian Patent Application No. 2002231219 (hide)

Owner TECHNOLOGY RESOURCE INTERNATIONAL CORPORATION

Inventors WANG, Guigui; HUNG, William, M.; BERGBAUER, Katrina, L.; SU, Kai, C.

Pub. Number AU-A-2002231219

PCT Pub. Number WO2002/085951

Priority 09/838,528 19.04.01 US

Filing date 19 October 2001

Wipo publication date 5 November 2002

International Classifications

C08B 037/00 Preparation of polysaccharides not provided for in

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002231219

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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