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Canadian application, no grantCanada

Method and system for enhancing solutions to a system of linear equations

CA 2456112 A1 · Owner: Graber, Harry L. · Inventors: Barbour, Randall L.; Graber, Harry L.; Pei, Yaling

CIPO record

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Abstract From the Canadian patent

A method of significantly improving the quality of solutions to a system of linear equations. The solution to a system of linear equations is enhanced by: (1) modeling a target medium into a plurality of elements and imposing at least one localized fluctuation into the target medium; (2) measuring an output resulting from at least one localized fluctuation; and (3) processing the measured output to reconstruct a result determining a correction filter, and applying the correction filter to the result.

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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 August 2, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 2, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 2, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 2, 2002
GrantedNo grant recorded
Term endedAugust 2, 2022
Patent numberCA 2456112 A1
Classification (IPC)G06T5/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedAug 2, 2002Term endedAug 2, 2022

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