Antioxidants for polyamides

Details for Australian Patent Application No. 2002328874 (hide)

Owner Degussa AG

Inventors Asbahr, Hark-Oluf; Bomba, Thomas

Agent Spruson & Ferguson

Pub. Number AU-B-2002328874

PCT Number PCT/EP02/07718

PCT Pub. Number WO2003/008492

Priority 101 34 327.2 14.07.01 DE

Filing date 11 July 2002

Wipo publication date 3 March 2003

Acceptance publication date 11 January 2007

International Classifications

C09K 15/08 (2006.01) Anti-oxidant compositions

C08K 5/13 (2006.01) Use of organic ingredients

C08L 77/00 (2006.01) Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 101 34 327.2 14.07.01 DE

22 May 2003 Application Open to Public Inspection

  Published as AU-B-2002328874

11 January 2007 Application Accepted

  Published as AU-B-2002328874

17 May 2007 Standard Patent Sealed

23 October 2008 Assignment Registered

  Degussa AG The patent has been assigned to Raschig GmbH

4 February 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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