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Expired Canadian patentCanada

Intraluminal medical device with nested interlocking segments

CA 2833491 C · Owner: Nitinol Development Corporation · Inventors: Bonsignore, Craig

CIPO record

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Abstract From the Canadian patent

An intraluminal medical device having nested interlocking axially adjacent segments that remain interlocked during delivery to an intended treatment site is preferably a stent in which the nested interlocked axially adjacent segments provide increased control and stability of the stent during delivery and increased vessel support when full deployment is effected. A series of repeating cells comprise a segment. Each cell comprises a protrusion and a radially and circumferentially adjacent receptacle. The protrusion from at least one cell in a segment interlocks with the receptacle of an axially adjacent segment to form the stent. The protrusions remain coupled with a corresponding receptacle …

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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 September 27, 2006 and granted December 15, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 27, 2026.
  • 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.
FiledSeptember 27, 2006
GrantedDecember 15, 2015
Term endedSeptember 27, 2026
Patent numberCA 2833491 C
Classification (IPC)A61F2/96 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedSep 27, 2006Patent grantedDec 15, 2015Term endedSep 27, 2026

Sources & verification

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