PROCESS FOR PRODUCING AlphaHYDROXYCARBOXYLIC ACID COMPOUND

Details for Australian Patent Application No. 2002344566 (hide)

Owner SUMIKA FINE CHEMICALS CO., LTD.

Inventors IGI, Masami; TAKEDA, Mitsuhiro; GAO, Wei-Guo

Pub. Number AU-A-2002344566

PCT Number PCT/JP02/11033

PCT Pub. Number WO2003/087029

Priority 2002-116864 18.04.02 JP

Filing date 24 October 2002

Wipo publication date 27 October 2003

International Classifications

C07C 067/343 Preparation of carboxylic acid esters

C07C 069/732 Esters of carboxylic acids

C07C 051/09 Preparation of carboxylic acids or their salts, halides, or anhydrides - from carboxylic acid esters or lactones

C07C 059/54 Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O-metal, CHO, keto, ether, groups, groups, or groups

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 2002-116864 18.04.02 JP

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2002344566

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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