MICROPOROUS FILM AND METHOD FOR PREPARATION THEREOF

Details for Australian Patent Application No. 2002236253 (hide)

Owner ASAHI KASEI KABUSHIKI KAISHA

Inventors HOSHUYAMA, Izumi; SHIMADA, Hitoshi

Pub. Number AU-A-2002236253

PCT Pub. Number WO2002/072248

Priority 2001-67195 09.03.01 JP

Filing date 7 March 2002

Wipo publication date 24 September 2002

International Classifications

B01D 071/26 Semi-permeable membranes for separation processes or apparatus characterised by the material

B01D 069/00 Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

C08J 009/26 Working-up of macromolecular substances to porous or cellular articles or materials

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2002236253

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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