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Expired Canadian patentCanada

Method of inducing ovulation using a non-polypeptide camp level modulator

CA 2469939 C · Owner: Palmer, Stephen · Inventors: Macnamee, Michael C.; Tepper, Mark; Eshkol, Aliza

CIPO record

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

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Abstract From the Canadian patent

The present invention relates to methods of inducing ovulation in a female host comprising the administration of a non-polypeptide cyclic adenosine monophosphate (cAMP) level modulator to the female host. In another aspect the invention provides for specific administration of the phosphodiesterase inhibitor prior to the luteal phase of the host's ovulatory cycle. Preferred non-polypeptide cAMP level modulator include phosphodiesterase inhibitors particularly inhibitors of phosphodiesterase 4 isoforms.

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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

  • Filed December 14, 2001 and granted June 19, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 14, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 14, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 14, 2001
GrantedJune 19, 2012
Term endedDecember 14, 2021
Patent numberCA 2469939 C
Classification (IPC)A61K31/00 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedDec 14, 2001Patent grantedJune 19, 2012Term endedDec 14, 2021

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