ALIPHATIC POLYCARBONATE HOMOPOLYMERS AND COPOLYMERS PRODUCED BY DOUBLE METAL CYANIDE CATALYSIS

Details for Australian Patent Application No. 2002333258 (hide)

Owner BAYER AKTIENGESELLSCHAFT

Inventors SCHAFER, Walter; STEINLEIN, Christian; HOFMANN, Jorg

Pub. Number AU-A-2002333258

PCT Number PCT/EP02/08131

PCT Pub. Number WO2003/014186

Priority 101 38 216.2 03.08.01 DE

Filing date 22 July 2002

Wipo publication date 24 February 2003

International Classifications

C08G 064/18 Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule

C08G 064/30 Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 101 38 216.2 03.08.01 DE

19 June 2003 Application Open to Public Inspection

  Published as AU-A-2002333258

6 May 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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