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Expired Canadian patentCanada

Hinge connection

CA 2079599 C · Owner: Ahlberg, Erik · Inventors: Ahlberg, Erik; Ohlson, Kurt

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

The invention relates to a hinge connection (2) which functions to connect a first structural part (A) or panel with a second structural part (B) or panel such that the two structural parts can pivot in relation to one another. The hinge connection includes a first hinge member (3a) which is attached to the first structural part (1) and a second hinge member (4a) which is attached to the second structural part (1a'), and a band (3' 4') which extends between the , hinge members such as to form a hinge element. A first hinge element (3) is intended to coact with one side part (1') of the first structural part (1) and the second side part (1a") of the second structural part (1a), whereas a …

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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

  • Filed February 11, 1991 and granted November 7, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 11, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 11, 2013.
  • 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 11, 1991
GrantedNovember 7, 2000
Term endedFebruary 11, 2011
Patent numberCA 2079599 C
Classification (IPC)E05D1/00 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedFeb 11, 1991Patent grantedNov 7, 2000Term endedFeb 11, 2011

Sources & verification

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