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Expired Canadian patentCanada

Improved braking system for a vehicle

CA 2245285 C · Owner: Hockley, Des · Inventors: Hockley, Des

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

In a braking system for a vehicle including a pressure chamber a, pushrod extending longitudinally outwards from the pressure chamber and movable when correctly adjusted between first and second positions, a brake assembly for braking the vehicle and a pivot member for pivotally mounting a portion of the brake assembly to a portion of the pushrod, the improvement comprising: (a) an indicator adapted to be mounted for longitudinal movement with the pushrod;, (b) a reference member for marking one of the first and the second position, the reference member mounted in an opposed position to the indicator; and, (c) the pivot member comprising a clevis pin having an outer surface, first and …

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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 August 10, 1998 and granted February 5, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 10, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 10, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 10, 1998
GrantedFebruary 5, 2002
Term endedAugust 10, 2018
Patent numberCA 2245285 C
Classification (IPC)B60T17/22

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedAug 10, 1998Patent grantedFeb 5, 2002Term endedAug 10, 2018

Sources & verification

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