Prosthetic valve with an elastic stent and a sealing structure
CA 2828619 C · Owner: Direct Flow Medical, Inc. · Inventors: Bishop, Gordon B.; Lashinski, Randall T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present disclosure concerns a prosthetic valve comprising a tubular elastic stent having a , distal end and a proximal end with a passage extending from the distal end to the proximal , end of the elastic stent a valve positioned within the passage, and an annular sealing , structure positioned on an exterior of the elastic stent at the distal end of the elastic stent, the , sealing structure forming a protrusion and comprising an inflatable cuff.
Read the whole patent
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 5, 2005 and granted September 25, 2018. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 5, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.