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Canadian application, no grantCanada

Mch1r deficient mice

CA 2441708 A1 · Owner: Marsh, Donald J. · Inventors: Qian, Su; Marsh, Donald J.

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

The present invention features viable MCH1R deficient mice. MCH1R deficient mice contain an alteration in one or both MCH1R alleles that substantially reduces expression of a functional MCH1R from the altered allele. Preferably MCH1R deficient mice are MCH1R -/- knockout mice.

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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 March 19, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 19, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 19, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 19, 2002
GrantedNo grant recorded
Term endedMarch 19, 2022
Patent numberCA 2441708 A1
Classification (IPC)C12N15/90 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMarch 19, 2002Term endedMarch 19, 2022

Sources & verification

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