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Expired Canadian patentCanada

Pressurized cable termination seal and methods of making

CA 1099794 A · Owner: Western Electric Company, Incorporated · Inventors: Gassinger, Henry A.; Schmitz, Walter; Mariano, Joseph

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

A seal is used to prevent the escape of gas from a gas pressurized plastic-jacketed, multi-conductor cable where the conductors of an unjacketed portion of the cable enter a cabinet of a terminal which is exposed to temperature cycling. The seal includes a sleeve made of an elastomeric material having one end which engages an end section of the cable jacket with the conductors of the unjacketed portion of the cable extending through the other end of the sleeve into the cabinet. The seal also includes a metallic tube which is disposed about the elastomeric sleeve with one of the end portions of the tube which is aligned with the cable jacket being in compressive engagement with the sleeve …

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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 April 21, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 21, 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.
FiledSeptember 6, 1978
GrantedApril 21, 1981
Term endedApril 21, 1998
Patent numberCA 1099794 A
Classification (IPC)H02G15/22 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedSep 6, 1978Patent grantedApril 21, 1981Term endedApril 21, 1998

Sources & verification

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