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Expired Canadian patentCanada

Wide-angle hinge

CA 1309812 C · Owner: Rupprechter, Helmut · Inventors: Rupprechter, Helmut

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 wide-angle hinge for furniture doors comprising a hinge, boss fittable into a door wing and a hinge arm fastenable to a furniture side wall. The hinge boss and the hinge arm are connected to each other by means of hinge links which cross in a scissor-like manner. The lattermentioned are provided with a locking means which is insurpassable,when the hinge is opened,but removable. The locking means is formed by a bracket fitted onto one of the hinge links which cross in a scissor-like manner.

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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 November 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 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.
FiledDecember 22, 1988
GrantedNovember 10, 1992
Term endedNovember 10, 2009
Patent numberCA 1309812 C
Classification (IPC)E05D11/10 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedDec 22, 1988Patent grantedNov 10, 1992Term endedNov 10, 2009

Sources & verification

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