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Canadian application, no grantCanada

Mutations in ryanodine receptor causative of human malignant hyperthermia

CA 2080309 A1 · Owner: Hsc Research And Development Limited Partnership · Inventors: Britt, Beverley A.; Maclennan, David H.; Worton, Ronald G.

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

Mutations in Ryanodine Receptor DNA and protein are identified and which causative of human malignant hyperthermia. Such information is used in the screening of individuals to determine this susceptibility to malignant hyperthermia.

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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 9, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 9, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 9, 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.
FiledOctober 9, 1992
GrantedNo grant recorded
Term endedOctober 9, 2012
Patent numberCA 2080309 A1
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedOct 9, 1992Term endedOct 9, 2012

Sources & verification

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