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Expired Canadian patentCanada

Use of sensor and system for monitoring heart movements

CA 2471027 C · Owner: Medinnova As · Inventors: Gulbrandsen, Martin G.; Fosse, Erik; Elle, Ole Jacob

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

System for monitoring heart status. The system includes at least one sensor (2) arranged to be fastened in mycoardium and to produce signals as a function of movement, an amplifier and a calculating unit being arranged to amplify and calculate the signals, to determine the frequency distribution of the signals a comparator to compare the frequency distribution with a pre-set standard distribution, and an alarm transmitter designed to give a signal when the difference between said distributions exceeds a certain value.

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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 27, 2002 and granted November 20, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 27, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 27, 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.
FiledDecember 27, 2002
GrantedNovember 20, 2012
Term endedDecember 27, 2022
Patent numberCA 2471027 C
Classification (IPC)A61B5/11 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedDec 27, 2002Patent grantedNov 20, 2012Term endedDec 27, 2022

Sources & verification

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