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Expired Canadian patentCanada

Morphogenic protein screening method

CA 2116560 C · Owner: Curis, Inc. · Inventors: Oppermann, Hermann; Ozkaynak, Engin; Cohen, Charles M.

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Abstract From the Canadian patent

Disclosed is a method of screening candidate compounds for the ability to modulate the level of morphogenic protein in mammalian system. The method includes determining a parameter indicative of the level of production of a morphogenic in a cell culture known to produce the morphogen incubating a candidate compound , with the culture for a time sufficient to allow the compound to affect the production of the morphogenic protein and then , assaying the culture again to detect a change in the level of morphogenic protein production.

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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 August 28, 1992 and granted January 8, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 28, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 28, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 28, 1992
GrantedJanuary 8, 2002
Term endedAugust 28, 2012
Patent numberCA 2116560 C
Classification (IPC)C12Q1/04 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedAug 28, 1992Patent grantedJan 8, 2002Term endedAug 28, 2012

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