Stereoselective synthesis of 24-hydroxylated compounds useful for the preparation of aminosterols, vitamin D analogs, and other compounds

Details for Australian Patent Application No. 2002300302 (hide)

Owner Genaera Corporation

Inventors Lee, Nancy; Jones, Steven; Zhang, Xuehai; Meckler, Harold; Rao, Meena N; Kinney, William A; Bulliard, Michel

Agent FB Rice

Pub. Number AU-B-2002300302

Parent 55914

Filing date 29 July 2002

Wipo publication date 19 December 2002

Acceptance publication date 10 August 2006

International Classifications

C07J 9/00 (2006.01) Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane

C07J 31/00 (2006.01) Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing sulfur

C07J 41/00 (2006.01) Normal steroids, i.e. cyclopenta[a]hydrophenanthrenes, containing nitrogen

Event Publications

19 December 2002 Application Open to Public Inspection

  Published as AU-B-2002300302

25 September 2003 Amendment Made

  The nature of the amendment is: Amend the name of co-inventor from Rao, Meena to Rao, Meena N.

27 November 2003 Assignment before Grant

  Magainin Pharmaceuticals Inc. The application has been assigned to Genaera Corporation

10 August 2006 Application Accepted

  Published as AU-B-2002300302

7 December 2006 Standard Patent Sealed

7 July 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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