METHOD FOR PREPARING WATERSOLUBLE FREE AMINE CHITOSAN

Details for Australian Patent Application No. 2002251572 (hide)

Owner NAH, Jae, Woon JUNG, Teok, Rae

Inventors KONG, Byeong, Gi; YANG, Hyun, Pil; NAH, Jae, Woon; KIM, Won, Seok; CHOI, Chang, Yong; JANG, Mi, Kyeong; JUNG, Teok, Rae; JANG, Ji, Tae; JEONG, Young, Il

Pub. Number AU-A-2002251572

PCT Pub. Number WO2003/035700

Priority 2001/70052 12.11.01 KR; 2001/59282 25.09.01 KR

Filing date 16 April 2002

Wipo publication date 6 May 2003

International Classifications

C08B 037/08 Preparation of polysaccharides not provided for in

Event Publications

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002251572

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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