Ex-vivo test kit for testing the effectiveness of reversers of multidrug resistance
CA 2331432 A1 · Owner: Kott, Miriam Viviana · Inventors: Stein, Wilfred Donald; Kott, Miriam Viviana
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides an ex-vivo test kit for testing the effectiveness of reversers of multidrug resistance in the blood serum or plasma of a patient, containing said reversers said kit comprising a plurality of cell membranes from, drug-resistant cells, the cell membranes containing proteins which pump drugs and the membranes being respectively attached to a plurality of support surfaces and a dye which provides a light signal which dye is pumped by the, proteins contained in the membranes out of the membranes and into membrane sacs that are attached to the support surfaces.
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 January 18, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 18, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 18, 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.