Pyridazine derivatives and their use as therapeutic agents

Details for Australian Patent Application No. 2004261249 (hide)

Owner Xenon Pharmaceuticals Inc.

Inventors Liu, Shifeng; Gschwend, Heinz W.; Kodumuru, Vishnumurthy; Kamboj, Rajender

Agent Davies Collison Cave

Pub. Number AU-B-2004261249

PCT Pub. Number WO2005/011653

Priority 60/491,116 30.07.03 US; 60/491,095 30.07.03 US

Filing date 29 July 2004

Wipo publication date 10 February 2005

Acceptance publication date 4 September 2008

International Classifications

A61K 31/00 (2006.01)

A61K 31/501 (2006.01) - not condensed and containing further heterocyclic rings

A61K 31/551 (2006.01) - having two nitrogens as ring hetero atoms, e.g. clozapine, dilazep

A61P 3/06 (2006.01) Drugs for disorders of the metabolism

C07D 213/75 (2006.01) Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members

C07D 213/76 (2006.01) Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members

C07D 213/81 (2006.01) Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members

C07D 237/20 (2006.01) Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings

C07D 237/22 (2006.01) Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings

Event Publications

2 February 2006 PCT application entered the National Phase

  PCT publication WO2005/011653 Priority application(s): WO2005/011653

4 September 2008 Application Accepted

  Published as AU-B-2004261249

8 January 2009 Standard Patent Sealed

24 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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