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Expired Canadian patentCanada

Vascular implant

CA 2823472 C · Owner: Shockwave Medical, Inc. · Inventors: Ben-Muvhar, Shmuel

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A medical implant includes first and second ring members each including a resilient framework having a generally cylindrical form. A tubular sleeve is fixed to the first and second ring members so as to hold the ring members in mutual longitudinal alignment thereby defining a lumen passing through the ring members. A constricting element is fit around the sleeve at a location intermediate the first and second ring members so as to reduce a diameter of the lumen at the location.

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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 November 18, 2004 and granted August 2, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 18, 2024.
  • 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.
FiledNovember 18, 2004
GrantedAugust 2, 2016
Term endedNovember 18, 2024
Patent numberCA 2823472 C
Classification (IPC)A61F2/95 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 18, 2004Patent grantedAug 2, 2016Term endedNov 18, 2024

Sources & verification

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