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Expired Canadian patentCanada

Supporting device for bore defect detecting and localising sensor

CA 2108185 C · Owner: Meiffren, Jean-Luc · Inventors: Meiffren, Jean-Luc; Robin, Jose Claude Jacques

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

This invention concerns a support device for a bore defect detecting and localising probe. The goal of the invention is to manufacture a device featuring an extremely simple structure and allowing a non-specialised operator to carry out reproducible measurements. This goal is attained using a device containing a probe-carrying pin (23) equipped at one of its extremities with the means to fasten (31) a measurement probe (9) and a pin support (19 21) including the means to longitudinally guide the said pin (23) and angular positioning means for the pin. The invention more specifically allows bore-holes for a propeller shaft to be monitored.

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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 12, 1993 and granted July 16, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 12, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2015.
  • 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 12, 1993
GrantedJuly 16, 2002
Term endedOctober 12, 2013
Patent numberCA 2108185 C
Classification (IPC)G01D11/30 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedOct 12, 1993Patent grantedJuly 16, 2002Term endedOct 12, 2013

Sources & verification

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