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Expired Canadian patentCanada

Iterative drilling simulation process for enhanced economic decision making

CA 2369669 C · Owner: Halliburton Energy Services, Inc. · Inventors: King, William W.

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Abstract From the Canadian patent

An iterative drilling simulation method and system for enhanced economic decision making includes obtaining-characteristics of a rock column in a formation to , be drilled, specifying characteristics of at least one drilling rig system; and iteratively , simulating the drilling of a well bore in the formation. The method and system further , produce an economic evaluation factor for each iteration of drillingsimulation. Each , iteration of drilling simulation is a function of the rock column and the characteristics , of the at least one drilling rig system according to a prescribed drilling simulation , model.

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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 January 29, 2002 and granted May 27, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 29, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 29, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 29, 2002
GrantedMay 27, 2014
Term endedJanuary 29, 2022
Patent numberCA 2369669 C
Classification (IPC)G06Q10/04 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJan 29, 2002Patent grantedMay 27, 2014Term endedJan 29, 2022

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