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Expired Canadian patentCanada

Simulation gridding method and apparatus including a structured areal gridder adapted for use by a reservoir simulator

CA 2239609 C · Owner: Schlumberger Canada Limited · Inventors: Farmer, Christopher Leonard

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Abstract From the Canadian patent

A "Flogrid" Simulation Gridding Program is disclosed which includes a Flogrid "structured gridder". Input data is loaded into a Flogrid reservoir data store. The results generated by the reservoir data store are provided to the Flogrid reservoir framework. The reservoir framework is comprised of a structural model and a property model. The structural model will construct 3D structural models and the property model will create and edit properties. A Flogrid upgridder enables the user to group layers within a fine scale model into coarse layers, The results generated by the property model are input to the Flogrid "structured gridder" of this invention. The Flogrid "structured gridder" …

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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 June 4, 1998 and granted June 13, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 4, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 4, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 4, 1998
GrantedJune 13, 2000
Term endedJune 4, 2018
Patent numberCA 2239609 C
Classification (IPC)G01V1/30 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJune 4, 1998Patent grantedJune 13, 2000Term endedJune 4, 2018

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