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Expired Canadian patentCanada

Method for analyte classification by sc profiles

CA 2107474 C · Owner: Ambler, Stuart M. · Inventors: Ambler, Stuart M.; Kauvar, Lawrence M.

CIPO record

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Abstract From the Canadian patent

The precision of identification of analyte composition in a sample where the , possible analytes each provide a series of values for characteristic parameters; in particular where the parameters are generated by cross-reaction with specific binding reagents, is enhanced by applying pattern recognition techniques. Samples to be tested are evaluated with respect to each survey parameter to obtain a pattern of parameter values with respect to each analyte at a given concentration. In the case of the use of a panel of specific binding reagents, the samples to be tested are reacted with this panel and the affinities at various analyte concentrations are determined. This results in a databank …

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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 April 2, 1992 and granted June 11, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 2, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 2, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 2, 1992
GrantedJune 11, 2002
Term endedApril 2, 2012
Patent numberCA 2107474 C
Classification (IPC)G01N33/57 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedApril 2, 1992Patent grantedJune 11, 2002Term endedApril 2, 2012

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