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Expired Canadian patentCanada

Electronic torque wrench

CA 2510852 C · Owner: Snap-On Incorporated · Inventors: Kurtovic, Jay; Cutler, Brian J.; Becker, Thomas P.

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

An electronic torque wrench has inner and outer telescoping housing portions and a battery tray assembly telescopically receivable in the inner housing portion and a bezel assembly receivable in an aperture in the outer housing portion and interconnected with the housing portions and the battery support assembly by a single fastener. The bezel assembly carries torque measuring circuitry including a microcontroller and a four-key pad including arrow keys for incrementing and decrementing a preset torque level at any time an on/zero key and a units key for toggling among plural different units of torque measurement. The preset torque level is displayed until torque is applied or a key is …

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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 27, 2005 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 27, 2025.
  • 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.
FiledJune 27, 2005
GrantedJanuary 8, 2013
Term endedJune 27, 2025
Patent numberCA 2510852 C
Classification (IPC)B25B13/48 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedJune 27, 2005Patent grantedJan 8, 2013Term endedJune 27, 2025

Sources & verification

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