Non-overlapping spherical three-dimensional vaso-occlusive coil
CA 2425796 A1 · Owner: Scimed Life Systems, Inc. · Inventors: Teoh, Clifford; Wallace, Michael P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention includes a vaso-occlusive data comprising at least one substantially linear strand of a vaso-occlusive member wound into a stable three-dimensional relaxed configuration comprising a plurality of nonoverlapping loops, wherein said relaxed configuration self-forms upon release from a restraining member. The relaxed configuration of the vaso-occlusive device may fill a body cavity or, for example approximate the shape of , sphere. The vaso-occlusive devices described herein can include any number of non-oerlapping loops, for example in certain embodiments the device will have between about 6 and 20 loops while in other embodiments the device will have between about 6 and …
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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 17, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 17, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 17, 2023.
- 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.