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Expired Canadian patentCanada

Mounting device for panel elements, especially for buildings and the like

CA 1113671 A · Owner: Obrink, Olof H. · Inventors: Obrink, Olof H.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Mounting device for panel elements especially for, buildings and the like. It includes a number of mounting bars mounted on the surface to be covered by the panel elements which are provided with a number of mounting ribs for cooperation with the mounting bars. The object is to provide a simple device of this kind, which device allows mounting without requirement for accurate alignment of the different details. This is accomplished in that each mounting bar carries a number of retaining members for cooperation with the mounting ribs. The retaining members are locked against movement perpendicularly to the longitudinal axis of the mounting bar but are freely slideable along the mounting bars …

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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 December 8, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 8, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 19, 1979
GrantedDecember 8, 1981
Term endedDecember 8, 1998
Patent numberCA 1113671 A
Classification (IPC)E04B1/38 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedJune 19, 1979Patent grantedDec 8, 1981Term endedDec 8, 1998

Sources & verification

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