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Expired Canadian patentCanada

Assembly for attachement of overhead lines, specially power cables to an insulator

CA 1250915 A · Owner: Preformed Line Products Company · Inventors: Di Domenico, Rogerio A.

CIPO record

Overview

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

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Abstract From the Canadian patent

The present invention refers to an assembly for the attachment of overhead lines, specially power lines to an insulator, having a loop formed of at least two twisted wires which are bent at approximately the midline in a bend region forming two legs so as to lodge said cables between the twisted legs thus formed, the bend region being smooth and untwisted. The object of the invention lies in providing an assembly that dispenses with the utilization of a connection element conventionally employed in the installation of overhead networks. Such object is attained by the invention due to the fact that the wires of said loop can be separated in two groups in the bend region, a pin having at …

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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 March 7, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 7, 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.
FiledOctober 18, 1985
GrantedMarch 7, 1989
Term endedMarch 7, 2006
Patent numberCA 1250915 A
Classification (IPC)H01B17/16 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedOct 18, 1985Patent grantedMarch 7, 1989Term endedMarch 7, 2006

Sources & verification

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