Fabrication of thin sheet bio-artificial organs
CA 2421036 A1 · Owner: King, Scott · Inventors: Dorian, Randel; Storrs, Richard Wood; King, Scott
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In one embodiment of the present invention a method is provided for making a , physiologically active and biocompatible cellular implant for implantation into a host body. The method includes the steps of: (a) forming first and second layers of first and second polymer solutions respectively, each layer , having a first substantially uncross-linked surface and an opposing second cross-linked surface; (b) forming a sandwich of a cell suspension layer of physiologically active cells in a substantially uncross-linked third solution between the first and second, and (c) cross-linking the first and second polymer solutions in a direction toward the cell suspension layer thereby , forming a …
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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 September 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 19, 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.