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Expired Canadian patentCanada

Connecting member for connecting two communications terminal units

CA 1209236 A · Owner: Nortel Networks Limited · Inventors: Isaacs, Robert B.

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

Abstract of the Disclosure, Communications terminals such as telephone sets and, additional terminals for particular services are connected together, by a connecting member which is attached to each terminal. Conveniently a recess is formed in each side wall of a terminal the, recesses being contiguous when two terminals are positioned side-by-side. A connecting member is positioned in the contiguous recesses, with hook-shaped members extending up through apertures in a top wall of the recesses and extending over and preferably in, close contact with the top wall. The connecting member is attached by pushing the hook-shaped members through the apertures and then sliding it relative to the …

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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 5, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 5, 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.
FiledApril 12, 1984
GrantedAugust 5, 1986
Term endedAugust 5, 2003
Patent numberCA 1209236 A
Classification (IPC)H04M1/02

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedApril 12, 1984Patent grantedAug 5, 1986Term endedAug 5, 2003

Sources & verification

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