Method for separation and purification of naltrexone by preparative chromatography

Details for Australian Patent Application No. 2006258060 (hide)

Owner Mallinckrodt Inc.

Inventors Antonini, Enrico A.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2006258060

PCT Pub. Number WO2006/135650

Priority 60/688,956 09.06.05 US

Filing date 7 June 2006

Wipo publication date 21 December 2006

International Classifications

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:

B01D 15/32 (2006.01) Separating processes involving the treatment of liquids with solid sorbents

Event Publications

10 January 2008 PCT application entered the National Phase

  PCT publication WO2006/135650 Priority application(s): WO2006/135650

10 June 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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