Rapidly exchangeable coronary catheter
CA 2008784 C · Owner: C.R. Bard, Inc. · Inventors: Enger, Christine D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A rapidly exchangeable catheter for use in the coronary arteries includes an elongate relatively, stiff proximal segment that defines an inflation lumen an intermediate, shorter segment formed from a more flexible plastic material and having guidewire and inflation lumens, and a third, distal segment having a guidewire lumen. The proximal segment provides good pushability, and the intermediate and distal segments are of a length of between about 35 to 45 cm such that they extend over the aortic arch when the catheter is advanced into the most distal portions of the coronary anatomy. With a guidewire in place, the intermediate and distal portions are fully supported to avoid buckling. The …
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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 January 29, 1990 and granted July 16, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 29, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 29, 2012.
- 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.