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Canadian application, no grantCanada

Method for processing georeferenced electrical resistivity measurements for the real-time electrical mapping of soil

CA 2437625 A1 · Owner: Flageul, Sebastien · Inventors: Tabbagh, Jeanne; Dabas, Michel; Flageul, Sebastien

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

The invention relates to a method for the georeferenced measuring of electrical resistivity for the electrical mapping of soil. The area of soil to be mapped is divided up into a fine network of points. According to the invention measuring means are used to obtain n parameters (n being at least equal to 3) characterising the electrical resistivity at a given point at n different depths. In addition an absolute position measurement and k relative displacement measurements are obtained using positioning means for a number k of points measured. The three measurements obtained are subsequently sent to a microcontroller which synchronises the acquisitions. The data sent by the microcontroller …

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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 February 6, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 6, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 6, 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.
FiledFebruary 6, 2002
GrantedNo grant recorded
Term endedFebruary 6, 2022
Patent numberCA 2437625 A1
Classification (IPC)G01V3/38 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedFeb 6, 2002Term endedFeb 6, 2022

Sources & verification

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