NOVEL BLOCK POLYESTER-ETHER GAS SEPARATION MEMBRANES

Details for Australian Patent Application No. 2003209945 (hide)

Owner L'AIR LIQUIDE - SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATI

Inventors Simmons, John, W.

Pub. Number AU-A-2003209945

PCT Number PCT/IB03/01113

PCT Pub. Number WO2003/082451

Priority 60/368,471 28.03.02 US; 10/388,970 13.03.03 US

Filing date 20 March 2003

Wipo publication date 13 October 2003

International Classifications

B01D 071/80 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 071/48 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 071/52 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 069/12 Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

B01D 053/22 Separation of gases or vapours - by diffusion

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 60/368,471 28.03.02 US; 10/388,970 13.03.03 US

20 November 2003 Application Open to Public Inspection

  Published as AU-A-2003209945

16 December 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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