Melt-spun polysulfone semipermeable membranes and methods for making the same

Details for Australian Patent Application No. 2003301102 (hide)

Owner BAXTER INTERNATIONAL INC.

Inventors Jordan, Delores; De, Dibyendu; Washingon, George; Han, Wenli; Ketterer, Martin; Nguyen, Thanh; Lee, Jonnie

Agent Peter Maxwell & Associates of Level **** Street Sydney NSW 2000 Australia

Pub. Number AU-A-2003301102

PCT Number PCT/US2003/0404

PCT Pub. Number WO2004/058385

Priority 10/327,564 20.12.02 US

Filing date 18 December 2003

Wipo publication date 22 July 2004

International Classifications

B01D 071/68 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 071/62 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 067/00 Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus

B01D 069/08 Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

C08J 003/09 Processes of treating or compounding macromolecular substances

Event Publications

27 May 2004 Complete Application Filed

  Priority application(s): 10/327,564 20.12.02 US

26 August 2004 Application Open to Public Inspection

  Published as AU-A-2003301102

8 May 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(c). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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