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Expired Canadian patentCanada

Cable joint protection comprising recoverable sleeve and a liner

CA 1209655 A · Owner: Raychem Corporation · Inventors: Pokojny, Rudolf; Larsson,Peter L.

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

This invention relates to the mechanical and environmental protection of cable joints especially in, power or other current-carrying cables. Disclosed is a recoverable sleeve which conforms closely to the cable joint, and a liner which bridges the joint and comprises a plurality of elongate elements assembled into a sheet. Flexible means is provided for holding the elements in a side-by-side arrangement and allowing the separation between the elements to vary to allow the liner to conform to the profile of the cable joint. Such flexible means may extend across the element and provide a water vapour barrier. Disclosed also is a method of protecting a cable joint utilizing the sleeve and …

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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 August 12, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 12, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 2, 1983
GrantedAugust 12, 1986
Term endedAugust 12, 2003
Patent numberCA 1209655 A
Classification (IPC)H02G15/18

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMay 2, 1983Patent grantedAug 12, 1986Term endedAug 12, 2003

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