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Expired Canadian patentCanada

T-connection between two profiles, preferably between a ladder profile and a support profile in a facade

CA 1295591 C · Owner: Bock, Gunter · Inventors: Bock, Gunter; Janssen, Pieter; Scheuer, Helmut

CIPO record

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Abstract From the Canadian patent

23724-173, Abstract, A T-connection is made between two profiles prefer-, ably a post profile and a cross-support profile in a facade. The post profile (1) and the cross-support profile (29) which are, connected by the T-connection have an inside space (2) or (32), respectively a connector (3) being arranged within the inner space of the cross-support profile, at the face end thereof. This connector has a face plate that is proximate to the connection joint, within which a connector stud is supported so as to be able to slide and is supported by means of a stop plate (22) that is guided between cheek pieces (23) so as to be unable to rotate. The connector stud is loaded by a spring (24). …

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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 February 11, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 11, 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.
FiledMarch 23, 1989
GrantedFebruary 11, 1992
Term endedFebruary 11, 2009
Patent numberCA 1295591 C
Classification (IPC)E04B2/96

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedMarch 23, 1989Patent grantedFeb 11, 1992Term endedFeb 11, 2009

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