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Expired Canadian patentCanada

Vault end closure assembly

CA 1194563 A · Owner: Performed Line Products Company · Inventors: Goetter, Erwin H.; Siter, Ralph B.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A splice case or vault end closure assembly which includes an inner plate having an inner face an outer face, and a plurality of apertures arranged in a generally hexagonal array communicating between the faces. An annular recess surrounds each aperture in the outer face and a resilient gasket is partially received in each of these recesses. An outer plate is also provided having an inner face an outer, face, and a plurality of through apertures adapted to register with the inner plate apertures. The inner and outer plates are positioned such that the inner plate outer face is in an opposed relationship to the outer plate inner face with the outer plate inner face contacting the gaskets …

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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 October 1, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 1, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 23, 1982
GrantedOctober 1, 1985
Term endedOctober 1, 2002
Patent numberCA 1194563 A
Classification (IPC)H02G15/11 +2 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedDec 23, 1982Patent grantedOct 1, 1985Term endedOct 1, 2002

Sources & verification

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