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Expired Canadian patentCanada

Rope grip

CA 1296871 C · Owner: Oster Enterprises Ltd. · Inventors: Oster, Leonard A.

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

Many knots and splices are in common use to secure a rope around any object or through a ring. The present device eliminates the requirement of a knot and includes a first rope engaging loop and a second rope engaging loop with a pair of legs extending therebetween and the loops extending perpendicularly upwardly from the legs. The dead end of the rope is passed through the first and second loops and then around the member or object to which the rope is to be attached and then back between the legs and the standing part of the rope extending between the loops.

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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 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 10, 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.
FiledJuly 9, 1987
GrantedMarch 10, 1992
Term endedMarch 10, 2009
Patent numberCA 1296871 C
Classification (IPC)F16G11/14

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJuly 9, 1987Patent grantedMarch 10, 1992Term endedMarch 10, 2009

Sources & verification

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