PIPERIDINE-PYRIDAZONES AND PHTHALAZONES AS PDE4 INHIBITORS

Details for Australian Patent Application No. 2003260376 (hide)

Owner ALTANA PHARMA AG

Inventors Hatzelmann, Armin; Marx, Degenhard; Menge, Wiro M.P.B.; Barsig, Johannes; Sterk, Geert Jan

Agent Griffith Hack

Pub. Number AU-A-2003260376

PCT Number PCT/EP03/08724

PCT Pub. Number WO2004/017974

Priority 02017977.6 10.08.02 EP

Filing date 6 August 2003

Wipo publication date 11 March 2004

International Classifications

A61K 031/502 - ortho- or peri-condensed with carbocyclic ring systems, e.g. cinnoline, phthalazine

A61K 031/50 - Pyridazines

C07D 401/04 Heterocyclic compounds containing two or more hetero rings

C07D 401/14 Heterocyclic compounds containing two or more hetero rings

C07D 405/14 Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

A61P 011/00 Drugs for disorders of the respiratory system

Event Publications

20 November 2003 Complete Application Filed

  Priority application(s): 02017977.6 10.08.02 EP

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003260376

5 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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