Spiro [1-azabicyclo [2.2.2] octan3,5'-oxazolidin]-2'-one derivatives with affinity to the alpha7 nicotinic acetylcholine receptor

Details for Australian Patent Application No. 2004255920 (hide)

Owner AstraZeneca AB

Inventors Phillips, Eifion; Chang, Hui-Fang

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2004255920

PCT Pub. Number WO2005/005435

Priority 60/485,523 08.07.03 US

Filing date 6 July 2004

Wipo publication date 20 January 2005

Acceptance publication date 15 May 2008

International Classifications

A61P 25/00 (2006.01) Drugs for disorders of the nervous system

C07D 498/20 (2006.01) Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms

Event Publications

2 February 2006 PCT application entered the National Phase

  PCT publication WO2005/005435 Priority application(s): WO2005/005435

10 April 2008 Amendment Made

  The nature of the amendment is: Amend the invention title to read Spiro [1-azabicyclo [2.2.2] octan3,5'-oxazolidin]-2'-one derivatives with affinity to the alpha7 nicotinic acetylcholine receptor 2005

15 May 2008 Application Accepted

  Published as AU-B-2004255920

11 September 2008 Standard Patent Sealed

3 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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