Method for separation and purification of hydrocodone by preparative chromatography

Details for Australian Patent Application No. 2005305236 (hide)

Owner Mallinckrodt Inc.

Inventors Antonini, Enrico A.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2005305236

PCT Pub. Number WO2006/052456

Priority 60/622,430 27.10.04 US

Filing date 26 October 2005

Wipo publication date 18 May 2006

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:

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

Event Publications

24 May 2007 PCT application entered the National Phase

  PCT publication WO2006/052456 Priority application(s): WO2006/052456

26 May 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2005305245-Constrained compounds as CGRP-receptor antagonists

2005305232-Non-gelatin soft capsule system