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Expired Canadian patentCanada

Visual guide device for hitching vehicles

CA 1060726 A · Owner: Christensen, Justin D. · Inventors: Christensen, Justin D.

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 guide device assists the driver of a towing vehicle in properly positioning the hitch ball located on same for connection with the hitch socket of a trailer. A cover is closely fit over the hitch ball to mount a telescoping sight arm thereto. A compressible ball is tightly inserted in the socket to mount a second telescoping sight arm to the trailer hitch. The sight arms provide guides which enable the driver to accurately back a towing vehicle toward the trailer for connection of the cooperating hitch portions.

Read the whole patent

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 August 21, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 21, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedAugust 21, 1979
Term endedAugust 21, 1996
Patent numberCA 1060726 A
Classification (IPC)B60D1/06 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedAug 21, 1979Term endedAug 21, 1996

Sources & verification

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