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Expired Canadian patentCanada

Method for processing at least two sets of seismic data

CA 2587947 C · Owner: Brain, Jonathan · Inventors: Brain, Jonathan; Smit, Frans; Lacombe, Celine

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Abstract From the Canadian patent

This invention relates to a method for processing at least two seismic data sets (10, 20), each data set comprising several seismic traces (i j) grouped , by bins (Bi, Bj) and by offset classes (Oi Oj), the method including the , following steps: calculating at least one attribute (a(i j)) characteristic , of a similarity between a first trace (i) of a first data set (10) and a second trace (j) of a second data set (20) selecting or not the first and , second traces (i j) according to a selection criterion applied to the calculated attribute (a(i, j) ).

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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 November 18, 2005 and granted December 23, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 18, 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.
FiledNovember 18, 2005
GrantedDecember 23, 2014
Term endedNovember 18, 2025
Patent numberCA 2587947 C
Classification (IPC)G01V1/30 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 18, 2005Patent grantedDec 23, 2014Term endedNov 18, 2025

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