PROCESS FOR PREPARING GRAFT COPOLYMERS USEFUL IN MEMBRANES

Details for Australian Patent Application No. 2003266056 (hide)

Owner BALLARD POWER SYSTEMS INC.

Inventors MACKINNON, Sean, M.

Pub. Number AU-A-2003266056

PCT Number PCT/CA03/01356

PCT Pub. Number WO2004/026929

Priority 10/251,644 20.09.02 US

Filing date 17 September 2003

Wipo publication date 8 April 2004

International Classifications

C08F 291/04 Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups

C08F 291/18 Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups

C08F 259/08 Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group

B01D 071/28 Semi-permeable membranes for separation processes or apparatus characterised by the material

Event Publications

18 December 2003 Complete Application Filed

  Priority application(s): 10/251,644 20.09.02 US

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  Application withdrawn under section 141(3)/See Reg. 8.3(2). This application was not yet Open to Public Inspection. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003266056

3 June 2004 Corrigenda

  Applications Lapsed, Refused or Withdrawn, Patents Ceased or Expired - 2003 Delete all reference to Application No. 2003266056.

9 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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