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Expired Canadian patentCanada

Sea anchor assembly for kayak

CA 1315159 C · Owner: Boulter, Alan J. W. · Inventors: Boulter, Alan J. W.

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 sea anchor assembly for a kayak having two ends and one or more occupant seats, said assembly comprising: an anchor assembly comprising joined end-to-end in succession anchoring rope means, collapsible sea anchor means deployment rope means and float means, ring means secured near one end of the kayak, means to releasably secure the anchor rope means and the deployment rope means proximate the seat means, tubular cover means to removably retain the sea anchor means therein in a collapsed condition the cover, means secured to the kayak between the ring means and the rope securing means, the anchor assembly extending from an end of the anchoring rope means at the rope anchoring means …

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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 March 30, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 30, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 16, 1989
GrantedMarch 30, 1993
Term endedMarch 30, 2010
Patent numberCA 1315159 C
Classification (IPC)B63B21/48 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedMarch 16, 1989Patent grantedMarch 30, 1993Term endedMarch 30, 2010

Sources & verification

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