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Canadian application, no grantCanada

Seismic reflection data acquisition and processing method and device for prospecting in tectonically complex environments

CA 2229988 A1 · Owner: Elf Exploration Production · Inventors: Deplante, Christian; Riou, Alain; De Bazelaire, Eric

CIPO record

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Abstract From the Canadian patent

A seismic reflection data acquisition and processing method and device for prospecting in tectonically complex environments are disclosed. In particular the seismic reflection data acquisition and processing method is useful for providing a summation rate tensor field and a 3D image unit e.g. in 3D earth seismics or complex tectonics.

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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 July 11, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 11, 1997
GrantedNo grant recorded
Term endedJuly 11, 2017
Patent numberCA 2229988 A1
Classification (IPC)G01V1/28

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedJuly 11, 1997Term endedJuly 11, 2017

Sources & verification

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