Hydrogels derived from chitosan and poly(ethylene glycol) or rleated polymers

Details for Australian Patent Application No. 2005225019 (hide)

Owner Nektar Therapeutics AL, Corporation

Inventors Zhao, Xuan; Bentley, Michael David

Agent Watermark

Pub. Number AU-A-2005225019

Parent 12490

Filing date 17 October 2005

Wipo publication date 10 November 2005

International Classifications

A61K 047/48 Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - the non-active ingredient being chemically bound to the active ingredient, e.g. polymer drug conjugates

Event Publications

3 November 2005 Complete Application Filed

10 November 2005 Application Open to Public Inspection

  Published as AU-A-2005225019

8 January 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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