A biomimetic process for coating substrates with a biomimetic solution containing a bioactive substance and use of said process and substrates in bone-, connective tissue-, fat tissue- and muscle tissue engineering
CA 2576577 C · Owner: Yekimed Ag · Inventors: Liu, Yuelian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a biomimetic process for coating a substrate particularly a medical device, with a biomimetic composition which comprises: , a) producing batchwise in a closed system an acidified biomimetic composition comprising a saline aqueous mixture containing calciummagnesium-, phosphate-, bicarbonate ions and a bioactive substance b) contacting the substrate with , said biomimetic composition and c) storing the biomimetic composition in contact with the substrate and allowing a gradual increase of the pH to occur and to cause precipitation of salts and co-precipitation of the bioactive substance on said substrate and to obtain a coated substrate.
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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 August 10, 2005 and granted June 10, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 10, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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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.