METHOD FOR THE TREATMENT OF OLIGOAMIDES AND FOR THE PRODUCTION OF POLYAMIDES

Details for Australian Patent Application No. 2002338891 (hide)

Owner BAYER AKTIENGESELLSCHAFT

Inventors GITTINGER, Andreas; HAUPT, Heinrich; GOBBELS, Dieter; TRIEBENECK, Konrad

Pub. Number AU-A-2002338891

PCT Number PCT/EP02/05049

PCT Pub. Number WO2002/094909

Priority 101 24 580.7 21.05.01 DE

Filing date 8 May 2002

Wipo publication date 3 December 2002

International Classifications

C08G 069/16 Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule

C08G 069/18 Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule

C08J 011/14 Recovery or working-up of waste materials

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 101 24 580.7 21.05.01 DE

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002338891

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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