Production of ammonium salts of aromatic carboxylic acids

Details for Australian Patent Application No. 2002356773 (hide)

Owner BASF Aktiengesellschaft

Inventors Klopp, Ingo; Franke, Dirk; Bogenstatter, Thomas

Agent Watermark

Pub. Number AU-B-2002356773

PCT Number PCT/EP02/13678

PCT Pub. Number WO2003/048099

Priority 101 59 420.8 04.12.01 DE

Filing date 3 December 2002

Wipo publication date 17 June 2003

Acceptance publication date 4 September 2008

International Classifications

C07C 51/41 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides - Preparation of salts of carboxylic acids by conversion of the acids or their salts into salts with the same carboxylic acid part

C07C 63/00 (2006.01) Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings

C07C 63/04 (2006.01) Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings

C07C 63/08 (2006.01) Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings

Event Publications

27 March 2003 Complete Application Filed

  Priority application(s): 101 59 420.8 04.12.01 DE

21 August 2003 Application Open to Public Inspection

  Published as AU-B-2002356773

4 September 2008 Application Accepted

  Published as AU-B-2002356773

8 January 2009 Standard Patent Sealed

30 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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