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Expired Canadian patentCanada

Trailer-mounted latching mechanism for a boat

CA 2243675 C · Owner: Hyslop, William J. · Inventors: Hyslop, William J.

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 latching mechanism for attachment to a boat trailer and for securely latching onto the U-bolt typically found on a boat bow includes an integral weldment providing a pair of oppositely-disposed side plates and a cooperating support plate positioned therebetween. Assembled to the side plates are a pair of alignment cones which help to guide and direct the bow of the boat and in particular the U-bolt into the latching mechanism. The support plate defines a receiving channel having a closed base and an open entrance. A pair of spring- biased latching jaws are pivotally attached to the support plate on opposite sides of the receiving channel and are normally positioned in a closed 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 July 21, 1998 and granted December 10, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 21, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 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.
FiledJuly 21, 1998
GrantedDecember 10, 2002
Term endedJuly 21, 2018
Patent numberCA 2243675 C
Classification (IPC)B60P3/10 +1 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJuly 21, 1998Patent grantedDec 10, 2002Term endedJuly 21, 2018

Sources & verification

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