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Expired Canadian patentCanada

Trailer hitch

CA 1312100 C · Owner: Galdes, Emmanuel · Inventors: Galdes, Emmanuel

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 trailer hitch adapted to be attached to a towing vehicle and to be removably connected to a vehicle to be towed. The trailer hitch includes a tubular housing open at the rear end thereof and adapted to be rigidly attached to the towing vehicle. A hitch bar is slidably mounted in the housing and comprised of a front segment slidably received in the housing and a rear segment pivotally mounted on the rear end of the front segment for rotation about a generally vertical axis. A hitch ball is mounted on the rear end of the rear segment and is pivotal through an angle of approximately 180°, i.e. an angle of 90° on either side of a center line extending longitudinally of of the hitch bar. The …

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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

  • Granted December 29, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 29, 2009.
  • 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 20, 1988
GrantedDecember 29, 1992
Term endedDecember 29, 2009
Patent numberCA 1312100 C
Classification (IPC)B60D1/14

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJune 20, 1988Patent grantedDec 29, 1992Term endedDec 29, 2009

Sources & verification

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