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Expired Canadian patentCanada

Dna encoding prostaglandin receptor ip

CA 2173595 C · Owner: Slipetz, Deborah M. · Inventors: Metters, Kathleen; Slipetz, Deborah M.; Abramovitz, Mark

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A novel prostaglandin receptor has been identified and DNA encoding the receptor has been isolated purified, sequenced and expressed, in host cells. This DNA encoding the novel prostaglandin receptor and host cells expressing the receptor are used to identify modulators of the prostaglandin receptor.

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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 October 3, 1994 and granted June 12, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 3, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 3, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 3, 1994
GrantedJune 12, 2001
Term endedOctober 3, 2014
Patent numberCA 2173595 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedOct 3, 1994Patent grantedJune 12, 2001Term endedOct 3, 2014

Sources & verification

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