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Expired Canadian patentCanada

Pipe hanger

CA 1263357 C · Owner: Kennedy, Edward S. · Inventors: Wright, Phillip A.; Kennedy, Edward S.; Breeden, Winston H. Jr.

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

Abstract of the Disclosure A pipe hanger assembly for suspension from an associated apacing member extending from a support structure. The hanger assembly includes a generally continuous loop member configured to receive an associated pipe therein. Extending legs on the loop member each include first and second arcuate portions defining interlocking means. The interlocking means are designed to engage an opposed leg and receive an interconnecting member therethrough. The interconnecting member operatively engages the spacing member and has a radially extending flange defining a shoulder for abutting engagement with the loop member.

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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 November 28, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 28, 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.
FiledApril 10, 1987
GrantedNovember 28, 1989
Term endedNovember 28, 2006
Patent numberCA 1263357 C
Classification (IPC)F16L3/00 +1 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedApril 10, 1987Patent grantedNov 28, 1989Term endedNov 28, 2006

Sources & verification

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