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Canadian application, no grantCanada

Multiple assay method

CA 2313047 A1 · Owner: Thomas, Nicholas · Inventors: Thomas, Nicholas

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A method for the assay of N samples each containing a compound to be tested comprises providing N reaction vessels each containing a population of carrier beads and other reagents for performing the assay where N is at least 2 e.g. , 80-4000. Each population of carrier beads is distinguishable from every other population. After adding the samples to the reaction vessels and performing the assays, the contents of all the reaction vessels are mixed and subjected to analysis by flow cytometry. By means of flow cytometry each carrier bead , is rapidly analysed to identify its population and also to determine the presence or concentration or biological activity of the compound to be tested.

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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 December 3, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 3, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 3, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 3, 1998
GrantedNo grant recorded
Term endedDecember 3, 2018
Patent numberCA 2313047 A1
Classification (IPC)G01N33/58 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedDec 3, 1998Term endedDec 3, 2018

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.