A method for transplanting cells into the brain and therapeutic uses therefor
CA 2128630 A1 · Owner: New York University · Inventors: Cherksey, Bruce D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for grafting a cell in the brain of a mammalian subject is accomplished by attaching the cell to a support matrix so that the cell attaches to the matrix surface and implanting the, support matrix with the attached cell into the brain. Preferred support matrices are glass or plastic microbeads either solid or, porous, having a diameter from about 90 to about 125 µm. The method employs cells of different types preferably cells of neural, or paraneural origin such as adrenal chromaffin cells. Also useful are cell lines grown in vitro. Cells not of neural or paraneural origin, such as fibroblasts may also be used following, genetic alteration to express a desired neural product such …
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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 21, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 21, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 21, 2015.
- 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.