Novel crystalline salts of montelukast

Details for Australian Patent Application No. 2008316284 (hide)

Owner Merck Frosst Canada Ltd.

Inventors O'Shea, Paul

Agent Spruson & Ferguson

Pub. Number AU-A-2008316284

PCT Pub. Number WO2009/052625

Priority 61/000,342 25.10.07 US

Filing date 23 October 2008

Wipo publication date 30 April 2009

International Classifications

C07D 215/18 (2006.01) Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

A61K 31/47 (2006.01) - Quinolines

A61K 31/573 (2006.01)

A61K 31/58 (2006.01) - containing heterocyclic rings, e.g. aldosterone, danazol, stanozolol, pancuronium, digitogenin

A61P 11/06 (2006.01) Drugs for disorders of the respiratory system

Event Publications

6 May 2010 PCT application entered the National Phase

  PCT publication WO2009/052625 Priority application(s): WO2009/052625

8 March 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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