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Expired Canadian patentCanada

N-imidazolyl derivatives of bicyclic compounds and process for their preparation

CA 1202030 A · Owner: Farmitalia Carlo Erba S.P.A. · Inventors: Carganico, Germano; Branzoli, Umberto C.; Pillan, Antonio

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Abstract From the Canadian patent

The present invention relates to new N-imidazolyl derivatives of bicyclic compounds, in particular to N-imidazolyl derivatives of 3,4-dihydro- 2H-1-benzopyran, 2H-1-benzopyran, 1,2,3,4-tetrahydronaphthalene 1,2-dihydro-, naphthalene, indane and indene to a process for their preparation and to pharmaceutical compositions containing them. The components are strong selective inhibitors of TXA2 synthesis and are stimulators of PG?2 synthesis. Some of the compounds have a strong hypolipaemic activity.

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

Why it's free to use

  • Granted March 18, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 18, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 4, 1983
GrantedMarch 18, 1986
Term endedMarch 18, 2003
Patent numberCA 1202030 A
Classification (IPC)C07D233/56 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedJuly 4, 1983Patent grantedMarch 18, 1986Term endedMarch 18, 2003

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.