PROCESS FOR THE PREPATATION OF ASCORBIC ACID

Details for Australian Patent Application No. 2003219729 (hide)

Owner EASTMAN CHEMICAL COMPANY

Inventors ZOELLER, Joseph, Robert; ARUMUGAM, Bhaskar, Krishna; PERRI, Steven, Thomas; MACKENZIE, Elaine, Beatrice; BLAIR, Larry, Wayne

Pub. Number AU-A-2003219729

PCT Number PCT/US03/03973

PCT Pub. Number WO2003/068764

Priority 10/074,829 12.02.02 US

Filing date 10 February 2003

Wipo publication date 4 September 2003

International Classifications

C07D 307/62 Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 10/074,829 12.02.02 US

2 October 2003 Application Open to Public Inspection

  Published as AU-A-2003219729

18 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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