Method of placing a tubular membrane on a structural frame
CA 2485290 A1 · Owner: Cordis Corporation · Inventors: Dave, Vipul Bhupendra; Roller, Mark B.; Chun, Iksoo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a medical device and more particularly to a , method of forming a tubular membrane (400) on a radially expandable structural frame (101). In one aspect, a structural frame is placed over a spinning mandrel and a fiber is electro-statically spun over at least a portion of the structural frame forming a membrane. A transfer sheath may be used between the mandrel and structural frame to prevent the electro-statically spun fiber from adhering to the mandrel. In another aspect a first membrane is spun over the , mandrel before the structural frame is placed over the mandrel. In this aspect, at least a portion of the structural frame is sandwiched between …
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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 6, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 6, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 6, 2025.
- 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.