Device for monitoring a drilling or coring operation and installation comprising such a device
CA 2596410 C · Owner: Cool Group Limited · Inventors: Hahati, Abdelhakim; Desmette, Sebastian; Richard, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Device comprising equipment for measuring parameters of a drilling or coring operation , by means of a drillbit fixed to the end of a drill string measurement , equipment being , housed in a chamber made in a coupling that is designed to be interposed between two drill , string pipes or between the drillbit and a drill string pipe or to constitute , an adapter for a , cutting head of the drillbit of a drill string.
Read the whole patent
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 February 21, 2006 and granted October 27, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 21, 2026.
- 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.