Process for the demethylation of oxycodone and related compounds

Details for Australian Patent Application No. 2007267439 (hide)

Owner Alpharma (Bermuda) Investments Ltd

Inventors Halvorsen, Harald; Nygard, Anne Mette; Kvernenes, Ole Heine; Heggelund, Audun

Agent Griffith Hack

Pub. Number AU-B-2007267439

PCT Pub. Number WO2007/137782

Priority 0610387.3 25.05.06 GB

Filing date 25 May 2007

Wipo publication date 6 December 2007

Acceptance publication date 28 July 2011

International Classifications

C07D 487/02 (2006.01) Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

C07D 487/04 (2006.01) Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

Event Publications

11 December 2008 PCT application entered the National Phase

  PCT publication WO2007/137782 Priority application(s): WO2007/137782

5 March 2009 Amendment Made

  The nature of the amendment is: Amend the invention title to read Process for the demethylation of oxycodone and related compounds

28 July 2011 Application Accepted

  Published as AU-B-2007267439

24 November 2011 Standard Patent Sealed

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