METHOD FOR THE PRODUCTION OF ACRYLIC ACID OR METHACRYLIC ACID BY GAS PHASE OXIDATION OF PROPANE OR ISOBUTANE

Details for Australian Patent Application No. 2002338316 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors BORGMEIER, Frieder; HIBST, Hartmut; TENTEN, Andreas; MATTMANN, Wolfgang; MACHHAMMER, Otto

Pub. Number AU-A-2002338316

PCT Number PCT/EP02/03690

PCT Pub. Number WO2002/081421

Priority 101 17 357.1 06.04.01 DE

Filing date 3 April 2002

Wipo publication date 21 October 2002

International Classifications

C07C 051/215 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 057/04 Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 101 17 357.1 06.04.01 DE

10 April 2003 Application Open to Public Inspection

  Published as AU-A-2002338316

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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