Expandable stent and method for production of same
CA 2308396 A1 · Owner: Novo Rps Ulc · Inventors: Shukov, George A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An expandable stent comprising a proximal end and a distal end in communication with one another. A tubular wall is disposed between the proximal end and the distal end. The tubular wall has a longitudinal axis and a porous surface defined by a plurality of interconnecting struts a series of , the struts connected to one another at an interconnection point. The struts are reversibly hingeable, preferably by plastic bending at the , interconnection point. The stent is expandable from a first mechanically , unstrained position to the second expanded position upon the application of a radially outward force on the stent. Expansion of the stent may be achieved without appreciable plastic …
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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, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 14, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 14, 2020.
- 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.