Covered stent and method of making it
CA 2386624 A1 · Owner: Solem, Jan Otto · Inventors: Solem, Jan Otto
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of making a covered stent comprises the steps of producing a stent (1) having a diameter corresponding to an unexpanded state of the stent (1) and producing a tube (2) of a film material. The film material of the tube (2) should be shrinkable by exposure to an elevated temperature and the tube (2) should, before shrinking, have a greater diameter than the stent (1). As further steps of the method, the stent (1) is introduced into the tube (2) and the tube (2) is exposed to the elevated temperature for reducing the diameter of the tube (2) such that the stent (1) is affixed within the tube (2). The tube may be longer than the stent such that the ends of the tube may be …
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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 5, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 5, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 5, 2022.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.