Method for purification of amlodipine free base

Details for Australian Patent Application No. 2004259056 (hide)

Owner Siegfried Generics International AG

Inventors Oelting, Michael; Spielmann, Daniel C.; Muller, Beat W.; Hoss, Ralf

Agent Davies Collison Cave

Pub. Number AU-A-2004259056

PCT Pub. Number WO2005/009960

Priority 1302/03 25.07.03 CH

Filing date 19 July 2004

Wipo publication date 3 February 2005

International Classifications

C07D 211/90 (2006.01) Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings

Event Publications

2 March 2006 PCT application entered the National Phase

  PCT publication WO2005/009960 Priority application(s): WO2005/009960

10 July 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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