PREPARATION OF TETRAHYDROLIPSTATIN BY HYDROGENATION OF LIPSTATIN, SOLVENT EXTRACTION AND PURIFICATION

Details for Australian Patent Application No. 2003253254 (hide)

Owner BIOCON LIMITED

Inventors VIJAYA, Kumar, Veeranna; MATHEW, Joy; PUTHIAPARAMPIL, Tom, Thomas; GANESH, Sambasivam

Pub. Number AU-A-2003253254

PCT Number PCT/IN03/00243

PCT Pub. Number WO2005/007639

Filing date 17 July 2003

Wipo publication date 4 February 2005

International Classifications

C07D 305/12 Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms

Event Publications

30 October 2003 Complete Application Filed

17 March 2005 Application Open to Public Inspection

  Published as AU-A-2003253254

6 April 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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