Method for introducing a 1,2 double bond into 3-oxo-4-azasteroid compounds

Details for Australian Patent Application No. 2003240373 (hide)

Owner Siegfried Generics International AG

Inventors Weber, Beat; Muller, Beat W.; Scharer, Norbert

Agent Davies Collison Cave

Pub. Number AU-B-2003240373

PCT Number PCT/CH03/00435

PCT Pub. Number WO2004/007523

Priority 0015/03 08.01.03 CH; 1242/02 16.07.02 CH; 1375/02 08.08.02 CH

Filing date 2 July 2003

Wipo publication date 2 February 2004

Acceptance publication date 20 September 2007

International Classifications

C07J 73/00 (2006.01) Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 0015/03 08.01.03 CH; 1242/02 16.07.02 CH; 1375/02 08.08.02 CH

18 March 2004 Application Open to Public Inspection

  Published as AU-B-2003240373

20 September 2007 Application Accepted

  Published as AU-B-2003240373

17 January 2008 Standard Patent Sealed

27 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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