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Expired Canadian patentCanada

Hinge

CA 1251912 A · Owner: Blum (Julius) Gesellschaft M.B.H. · Inventors: Rock, Erich; Brustle, Klaus

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

In a hinge for the doors of pieces of furniture a hinge arm is connected with a hinge casing by means of two hinge links. A closing mechanism is provided. Said closing mechanism comprises a leg spring and a pressure member. Said pressure member is pivotally mounted at the hinge arm on the axle of the outer hinge link and presses on a cam member which is mounted on the inner hinge link. The leg spring is with its legs opposed to the pressure member.

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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 April 4, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 4, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 24, 1985
GrantedApril 4, 1989
Term endedApril 4, 2006
Patent numberCA 1251912 A
Classification (IPC)E05D3/06 +1 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedApril 24, 1985Patent grantedApril 4, 1989Term endedApril 4, 2006

Sources & verification

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