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Expired Canadian patentCanada

Flow reducing implant

CA 3075142 C · Owner: Neovasc Medical Ltd. · Inventors: Tsehori, Jonathan; Darvish, Nissim; Shalev, Ilan

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 flow modifying implant including a first flared section adapted to contact a blood vessel wall and a second flared section adapted to contact the blood vessel wall. The flow modifying implant also includes at least one narrowed section continuous with the first flared section or the second flared section. The flow modifying implant further includes a covering disposed on an outer surface of the at least one narrowed section of the flow modifying implant that restricts blood flow through a wall of the at least one narrowed section.

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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 October 3, 2002 and granted May 17, 2022. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 3, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 3, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 3, 2002
GrantedMay 17, 2022
Term endedOctober 3, 2022
Patent numberCA 3075142 C
Classification (IPC)A61F2/91 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedOct 3, 2002Patent grantedMay 17, 2022Term endedOct 3, 2022

Sources & verification

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