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Expired Canadian patentCanada

Enhancing the quality and resolution of an image generated from single or multiple sources

CA 2583865 C · Owner: Baker Hughes Incorporated · Inventors: Kurkoski, Philip; Hassan, Gamal; Kirkwood, Andrew P.

CIPO record

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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 present invention provides a method and apparatus for logging an earth formation and acquiring subsurface information wherein a logging tool is conveyed in a borehole to obtain parameters of interest. The parameters of interest obtained may be density, acoustic magnetic or electrical values as , known in the art. As necessary azimuths associated with the measurements are obtained and corrections applied. The corrected data may be filtered and/or smoothed. The parameters of interest associated with azimuthal sectors are depth matched, resolution matched and filtered and the acquisition effects , removed. The data are denoised using a multi-resolution wavelet transform. The data …

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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 October 21, 2005 and granted October 15, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 21, 2025.
  • 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.
FiledOctober 21, 2005
GrantedOctober 15, 2013
Term endedOctober 21, 2025
Patent numberCA 2583865 C
Classification (IPC)G01V11/00

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedOct 21, 2005Patent grantedOct 15, 2013Term endedOct 21, 2025

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