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Expired Canadian patentCanada

Design of surveys using controlled source electromagnetic fields

CA 2603296 C · Owner: Pavlov, Dmitriy · Inventors: Pavlov, Dmitriy; Houck, Richard T.

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Abstract From the Canadian patent

Method for determining an expected value for a proposed reconnaissance electromagnetic (or any other type of geophysical) survey using a usercontrolled source. The method requires only available geologic and economic information about the survey region. A series of calibration surveys are simulated with an assortment of resistive targets consistent with the known information. The calibration surveys are used to train pattern recognition software to assess the economic potential from anomalous resistivity maps. The calibrated classifier is then used on further simulated surveys of the area to generate probabilities that can be used in Value of Information theory to predict an …

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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 March 20, 2006 and granted September 24, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 20, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 20, 2006
GrantedSeptember 24, 2013
Term endedMarch 20, 2026
Patent numberCA 2603296 C
Classification (IPC)G01V9/00 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 20, 2006Patent grantedSep 24, 2013Term endedMarch 20, 2026

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