Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone

Details for Australian Patent Application No. 2009200335 (hide)

Owner Euro-Celtique S.A

Inventors Chapman, Robert; Kyle, Donald; Hong, Qi; Rider, Lonn S.; Kupper, Robert

Agent Allens Arthur Robinson

Pub. Number AU-B-2009200335

Parent 2005230826

Filing date 30 January 2009

Wipo publication date 26 February 2009

Acceptance publication date 28 July 2011

International Classifications

C07D 489/00 (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:

A61K 31/485 (2006.01) - Morphinan derivatives, e.g. morphine, codeine

C07D 489/08 (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

12 February 2009 Complete Application Filed

26 February 2009 Application Open to Public Inspection

  Published as AU-B-2009200335

28 July 2011 Application Accepted

  Published as AU-B-2009200335

17 November 2011 Opposition Lodged

  Apotex Pty Ltd has lodged an opposition against Euro-Celtique S.A.

8 March 2012 Assignment before Grant

  Euro-Celtique S.A. The application has been assigned to Purdue Pharma L.P.

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