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Expired Canadian patentCanada

Blood contacting sensor

CA 2579339 C · Owner: Clark, Kent L. · Inventors: Van Antwerp, Nannette, M.; Mastrototaro, John J.; Hoss, Udo

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 invention provides methods and apparatus for detecting an analyte in blood. The apparatus is particularly suited for bringing a sensor into direct contact with blood in vivo. The apparatus comprises a sensor that detects the presence of an analyte and an assembly means (14). The assembly means has a sensor end (20), wherein the sensor end of the assembly means is affixed to the sensor, and the assembly means is adapted for coupling with a venous flow device (10). By coupling with a venous flow device the assembly means brings , the sensor into direct contact with blood flowing through the venous flow device. Examples of venous flow devices that bring the sensor into direct …

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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 September 8, 2005 and granted July 15, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 8, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 8, 2005
GrantedJuly 15, 2014
Term endedSeptember 8, 2025
Patent numberCA 2579339 C
Classification (IPC)A61B5/14 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 8, 2005Patent grantedJuly 15, 2014Term endedSep 8, 2025

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