ASYMMETRIC POROUS FILMS AND PROCESS FOR PRODUCING THE SAME

Details for Australian Patent Application No. 2002251485 (hide)

Owner ASAHI MEDICAL CO., LTD.

Inventors KIM, Sung-Teh; YAMAMOTO, Chieko; KOIZUMI, Toshinori; SAITOH, Masatoshi; MANIWA, Shunji

Pub. Number AU-A-2002251485

PCT Pub. Number WO2002/087735

Priority 2001-119817 18.04.01 JP; 2002-81803 22.03.02 JP

Filing date 18 April 2002

Wipo publication date 11 November 2002

International Classifications

B01D 071/68 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 069/02 Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

A61M 001/02 Suction or pumping devices for medical purposes - Blood transfusion apparatus

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002251485

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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