Preparation of codeine from morphine

Details for Australian Patent Application No. 2003279287 (hide)

Owner Mallinckrodt Inc.

Inventors Hill, Lloyd P.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003279287

PCT Number PCT/US03/32698

PCT Pub. Number WO2004/037826

Priority 10/274,702 21.10.02 US

Filing date 14 October 2003

Wipo publication date 13 May 2004

Acceptance publication date 29 January 2009

International Classifications

C07D 489/02 (2006.01) Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:

Event Publications

26 February 2004 Complete Application Filed

  Priority application(s): 10/274,702 21.10.02 US

17 June 2004 Application Open to Public Inspection

  Published as AU-B-2003279287

29 January 2009 Application Accepted

  Published as AU-B-2003279287

28 May 2009 Standard Patent Sealed

10 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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