A telescopic introducer with a compound curvature and method
CA 2505772 A1 · Owner: Kurth, Paul A. · Inventors: Worley, Seth J.; Kurth, Paul A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An introducer system for implantation of pacemaker leads into the venous system of the human heart through the coronary sinus is comprised of a flexible, elongate, outer elongate element (16) having a first shape or bias along a portion. The first shape on the outer element may be pre-biased or may be initially straight and subsequently biased once deployed in the body chamber. A flexible, elongate, telescopic inner elongate element (14) has a second shape or bias on its distal portion and has the first shape or bias on a more proximal portion. The inner elongate element (14) is telescopically disposed in the outer sheath. The outer and inner elongate elements are rotatable with …
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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 June 26, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 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.