METHOD FOR THE PREPARATION OF LACTIC ACID AND CALCIUM SULPHATE DIHYDRATE

Details for Australian Patent Application No. 2002313613 (hide)

Owner PURAC BIOCHEM B.V.

Inventors GERKEMA, Markus; KOREVAAR, Aldwin; CAMELOT, Damien, Michel, Andre; VAN BREUGEL, Jan; WITKAMP, Geert-Jan; BARO, Augusti, Cerda

Pub. Number AU-A-2002313613

PCT Number PCT/NL02/00561

PCT Pub. Number WO2003/018480

Priority 1018821 24.08.01 NL; 09/941,660 30.08.01 US

Filing date 23 August 2002

Wipo publication date 10 March 2003

International Classifications

C01F 011/46 Compounds of calcium, strontium, or barium

C07C 051/44 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 059/08 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

2 January 2003 Complete Application Filed

  Priority application(s): 1018821 24.08.01 NL; 09/941,660 30.08.01 US

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002313613

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002313614-LIQUID SEAL PUMP OF THE HELICAL SCREW TYPE

2002313612-PROCESS FOR RECOVERING CAPROLACTAM FROM AQUEOUS CAPROLACTAM PRODUCT USING IN SITU PREPARED ALKALI AMINO CAPROATE