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Expired Canadian patentCanada

Delivery systems for treatment of vascular disease

CA 2408752 C · Owner: Siekierka, John · Inventors: Falotico, Robert; Siekierka, John

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 drug and drug delivery system may be utilized in the treatment of vascular disease. A local delivery system is coated with rapamycin or other suitable drug, agent or compound and delivered intraluminally for the treatment and prevention of neointimal hyperplasia following percutaneous transluminal coronary angiography. The local delivery of the drugs or agents provides for increased effectiveness and lower systemic toxicity.

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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 May 14, 2001 and granted April 24, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 14, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 14, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 14, 2001
GrantedApril 24, 2012
Term endedMay 14, 2021
Patent numberCA 2408752 C
Classification (IPC)A61L31/16 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedMay 14, 2001Patent grantedApril 24, 2012Term endedMay 14, 2021

Sources & verification

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