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Expired Canadian patentCanada

Lipoxygenase enzyme inhibitors

CA 1313376 C · Owner: Abbott Laboratories · Inventors: Gunn, Bruce Paul; Summers, James B. Jr.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract of the Disclosure The present invention is concerned with organic compounds which inhibit lipoxygenase enzymes. Hydroxy quinol-1-one and quinol-2-one based compounds found to be potent inhibitors of 5-. 12and 15-, lipoxygenase enzymes. The present invention also relates to method of making such compounds and to, methods of inhibiting lipoxygenase enzymes inhuman and animal hosts in heed of such treatment.

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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 February 2, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 2, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 7, 1987
GrantedFebruary 2, 1993
Term endedFebruary 2, 2010
Patent numberCA 1313376 C
Classification (IPC)C07D215/58 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedApril 7, 1987Patent grantedFeb 2, 1993Term endedFeb 2, 2010

Sources & verification

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