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Expired Canadian patentCanada

Paddock fence layout with concrete footings

CA 1290179 C · Owner: Centaur Fencing Systems, Inc. · Inventors: Robbins, Edward S.

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

Abstract of the Disclosure, A fence line layout is disclosed which includes a plurality of fence posts, at least one gate post assembly including first and second gate post members and a gate post support, at least one corner post assembly including at least one corner post member and a foot portion coupled to each of the corner post members and extending horizontally therefrom, at least one elongated length of fencing material, of the type including wire or fiber ensheathed in plastic, slidably coupled to each of the fence posts, and a tensioning assembly provided on each of the elongated lengths of fencing material and being adapted to tension the fencing material about the fence line. …

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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 October 8, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 8, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 3, 1987
GrantedOctober 8, 1991
Term endedOctober 8, 2008
Patent numberCA 1290179 C
Classification (IPC)E04H17/04 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedFeb 3, 1987Patent grantedOct 8, 1991Term endedOct 8, 2008

Sources & verification

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