PROCESS FOR PREPARING GRAFT COPOLYMER MEMBRANES

Details for Australian Patent Application No. 2002322936 (hide)

Owner BALLARD POWER SYSTEMS INC.

Inventors STONE, Charles; BONORAND, Lukas, M.

Pub. Number AU-A-2002322936

PCT Number PCT/CA02/01318

PCT Pub. Number WO2003/018654

Priority 69/395,517 12.07.02 US; 09/940,690 27.08.01 US

Filing date 27 August 2002

Wipo publication date 10 March 2003

International Classifications

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

C08J 007/18 Chemical treatment or coating of shaped articles made of macromolecular substances

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

C08J 005/22 Manufacture of articles or shaped materials containing macromolecular substances

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 69/395,517 12.07.02 US; 09/940,690 27.08.01 US

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002322936

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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