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Expired Canadian patentCanada

Lh-rh analogs and intermediates therefor

CA 1067487 A · Owner: The Administrators Of The Tulane University Educational Fund · Inventors: Coy, David H.; Schally, Andrew V.

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Abstract From the Canadian patent

Abstract of the Disclosure, D-Trp6-LH-RH,D-Phe6-LH-RH and D-Ser4,D-Leu6-desGly- NH210-LH-RH(lower alkyl)amides, salts thereof and intermediates, used for the synthesis thereof are disclosed. The compounds have potent LH- and FSH-releasing hormone properties. - 1 -

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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 December 4, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 4, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedDecember 4, 1979
Term endedDecember 4, 1996
Patent numberCA 1067487 A
Classification (IPC)C07K7/23 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 4, 1979Term endedDec 4, 1996

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