Indirect agglutination immunoassay and apparatus therefor
CA 2028995 A1 · Owner: Saito, Tomo · Inventors: Ikeda, Mikio; Saito, Tomo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An indirect agglutination immunoassay comprising the steps of constructing an immunoassay system comprising a test sample, and a reagent comprising magnetic particles or magnetic material containing particles to allow indirect agglutination to take place in a container precipitating, the magnetic particles or magnetic-material containing particles by the application of magnetic force allowing the, container to stand at an inclination and judging the, presence or absence of an immune reaction from the slippage state of the sedimented, agglutinated magnetic particles from the bottom of the container; and an apparatus for conducting the above agglutination immunoassay are disclosed, which …
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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 October 30, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 30, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 30, 2012.
- 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
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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.