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Australian application, no grantAustralia

Pyridazinones as endothelin-receptor antagonists

AU 1996072119 · Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung

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Its specification, documents and status are on IP Australia's AusPat.

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Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed September 19, 1996. Even if it was granted, its term would have ended by September 19, 2017.
  • A pharmaceutical extension adds at most five years, so even that would have ended by September 19, 2022.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 19, 1996
GrantedNo grant recorded
Term ended bySeptember 19, 2017
Application numberAU 1996072119
Classification (IPC)C07D285/16 +2 more

Timeline

Timeline From IP Australia dates

1997200020032006200920122015Application filedSep 19, 1996Term ended bySep 19, 2017

Sources & verification

Everything on this page comes from the IP Australia record linked above. Data from IP Australia's IPGOD, licensed under CC BY 2.5 AU.