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Expired Canadian patentCanada

Intra-abdominal pressure monitoring urinary catheter

CA 2524575 C · Owner: Convatec Inc. · Inventors: Balogh, Zsolt; Sugrue, Michael

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

A urinary catheter apparatus for measuring the internal pressure of a human or other mammal comprising an elongated urinary catheter having at least two lumen extending longitudinally there-through at least one channel where the , wall is composed of a material being substantially impermeable to liquid where the interior of the catheter allows the transmission of change of pressure through lumen via a pressure transmitting medium and pressure sensor , means for measuring the pressure of pressure transmitting medium.

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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 8, 2004 and granted May 1, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 8, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 8, 2026.
  • 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 8, 2004
GrantedMay 1, 2012
Term endedMarch 8, 2024
Patent numberCA 2524575 C
Classification (IPC)A61M25/12 +1 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedMarch 8, 2004Patent grantedMay 1, 2012Term endedMarch 8, 2024

Sources & verification

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