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Canadian application, no grantCanada

Converting magnetic field depth solutions to a three-dimensional seismic data format

CA 2265063 A1 · Owner: Rhodes, John · Inventors: Peirce, John W.; Rhodes, John

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Abstract From the Canadian patent

Magnetic field depth solutions are calculated for a magnetic field survey. These depth solutions are defined spatially by x y and z , co-ordinates. A digital three dimensional zero matrix is constructed by a computer program to represent a prism of earth underlying the area of the magnetic field survey. The matrix is subdivided evenly into elements representing smaller bins or prisms. Unit values are assigned to those elements to which the depth solutions correspond spatially. The resulting matrix values therefore represent a density or frequency of occurrence per unit volume of the magnetic depth solution points. The matrix elements are then spread to surrounding elements by …

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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 10, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 10, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 10, 2021.
  • 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 10, 1999
GrantedNo grant recorded
Term endedMarch 10, 2019
Patent numberCA 2265063 A1
Classification (IPC)G01V3/40 +1 more

Timeline

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2000200220042006200820102012201420162018Application filedMarch 10, 1999Term endedMarch 10, 2019

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