A method for testing a chemical, microorganism, or virus on neural or muscle tissue samples
CA 2215835 A1 · Owner: Matsushita Electric Industrial Co. Ltd. · Inventors: Sugihara, Hirokazu; Kobayashi, Yasushi; Oka, Hiroaki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for measuring the physicochemical properties of tissues or cells for arbitrarily varying the physicochemical environment around the tissues or cells depending on the purpose of an experiment and an apparatus therefor. The apparatus involves means (40) for maintaining the regular physicochemical environment around a tissue or cells of an organism; means (50) for arbitrarily varying the physicochemical environment; means (10 and 20) for measuring the physicochemical properties of the above-mentioned tissue or cells; and means (30) for comparing the physicochemical properties of the tissue or cells before and after varying the physicochemical environment. The monitoring means …
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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 24, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 24, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 24, 2019.
- 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.