Process for the preparation of pyrazolopyrimidinones

Details for Australian Patent Application No. 2001262597 (hide)

Owner Pfizer Inc.

Inventors Dunne, Catherine; Dunn, Peter, James

Agent Spruson & Ferguson

Pub. Number AU-B-2001262597

PCT Pub. Number WO01/98284

Priority 0105857 09.03.01 GB; 0015472 22.06.00 GB

Filing date 11 June 2001

Wipo publication date 2 January 2002

Acceptance publication date 20 October 2005

International Classifications

C07D 295/22 Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms

A61K 031/495 - having six-membered rings with two nitrogen atoms as the only ring hetero atoms, e.g. piperazine

A61P 015/00 Drugs for genital or sexual disorders

Event Publications

20 October 2005 Application Accepted

  Published as AU-B-2001262597

16 February 2006 Standard Patent Sealed

15 January 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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

2001262598-Burner with internal separator

2001262596