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Expired Canadian patentCanada

Seismic source controller and display system

CA 2583318 C · Owner: Kimura, Tsunehisa · Inventors: Coste, Emmanuel; Kimura, Tsunehisa

CIPO record

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Abstract From the Canadian patent

A seismic survey system is described for performing offset borehole seismic survey measurement operations. The system includes a first seismic survey subsystem (201) and a second seismic survey subsystem (203) remotely located from the first seismic survey subsystem (201). The first seismic survey subsystem may include a first source control system (201a); a first interface; a first wireline tool control system; and a first wireless digital communication device. The second seismic survey subsystem may include a second source control system (210b); a second interface; at least one source signal device; and a second wireless digital communication device. The first and second digital …

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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 11, 2005 and granted April 28, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 11, 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 11, 2005
GrantedApril 28, 2015
Term endedOctober 11, 2025
Patent numberCA 2583318 C
Classification (IPC)G01V1/00

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedOct 11, 2005Patent grantedApril 28, 2015Term endedOct 11, 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.