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Expired Canadian patentCanada

System and method for restenosis mitigation

CA 2532087 C · Owner: Shah, Rajiv · Inventors: Shah, Rajiv; Enegren, Bradley J.; Gottlieb, Rebecca

CIPO record

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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 system and method for restenosis mitigation at a trauma site within the vasculature. The system may include a catheter capable of delivering a restenosis mitigating drug and a sensor extending through a lumen in the catheter. The catheter may be positioned adjacent the trauma site and the restenosis mitigating drug may be delivered to the trauma site through the catheter. The restenosis mitigating drug or some other parameter may be sensed by the sensor.

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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 August 3, 2004 and granted April 30, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 3, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 3, 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.
FiledAugust 3, 2004
GrantedApril 30, 2013
Term endedAugust 3, 2024
Patent numberCA 2532087 C
Classification (IPC)A61M25/10 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedAug 3, 2004Patent grantedApril 30, 2013Term endedAug 3, 2024

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