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Expired Canadian patentCanada

A method of adjusting a triggering clearance and a trigger

CA 2560792 C · Owner: Pietrobon, John Walter · Inventors: Lefebvre, Guy; Pietrobon, John Walter

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

A method of adjusting a triggering clearance and a trigger wherein the triggering clearance can be readily adjusted directly on the assembly line by selectively fixing an axial adjustive position between first and second triggering members.

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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 September 25, 2006 and granted April 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 25, 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.
FiledSeptember 25, 2006
GrantedApril 23, 2013
Term endedSeptember 25, 2026
Patent numberCA 2560792 C
Classification (IPC)F02C9/46

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedSep 25, 2006Patent grantedApril 23, 2013Term endedSep 25, 2026

Sources & verification

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