Pyridazin-3 (2H) -one derivatives and their use as PDE4 inhibitors

Details for Australian Patent Application No. 2004291282 (hide)

Owner Almirall Prodesfarma, S.A.

Inventors Dal Piaz, Vittorio; Lumeras Amador, Wenceslao; Giovannoni, Maria Paola; Garrido Rubio, Yolanda; Aguilar Izquierdo, Nuria; Gracia Ferrer, Jordi; Vergelli, Claudia; Buil Albero, Maria Antonia

Agent Davies Collison Cave

Pub. Number AU-A-2004291282

PCT Pub. Number WO2005/049581

Priority P 200302613 10.11.03 ES

Filing date 8 November 2004

Wipo publication date 2 June 2005

International Classifications

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

A61K 31/50 (2006.01) - Pyridazines

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

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

C07D 237/24 (2006.01) Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings

C07D 401/04 (2006.01) Heterocyclic compounds containing two or more hetero rings

C07D 401/12 (2006.01) Heterocyclic compounds containing two or more hetero rings

C07D 401/14 (2006.01) Heterocyclic compounds containing two or more hetero rings

C07D 403/04 (2006.01) Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group

C07D 413/04 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms

C07D 417/04 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group

C07D 417/14 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group

C07D 471/04 (2006.01) Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups

C07D 495/04 (2006.01) Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms

Event Publications

27 April 2006 PCT application entered the National Phase

  PCT publication WO2005/049581 Priority application(s): WO2005/049581

24 December 2009 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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