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Expired Canadian patentCanada

Open sleeve support for wire marking elements

CA 1294434 C · Owner: Piana, Silvano · Inventors: Piana, Silvano; Piana, Ivana

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

An open sleeve support having a central part with two legs having ends defining an open mouth and being connected through radiussed junctions to two flat flanges bent inwards and almost reaching the centre of the sleeve, so that the support can be easily fitted on cables of various sizes by slipping the sleeve on laterally.

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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 January 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 21, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 31, 1984
GrantedJanuary 21, 1992
Term endedJanuary 21, 2009
Patent numberCA 1294434 C
Classification (IPC)H01B7/36 +2 more

Timeline

Timeline From CIPO dates

198519881991199419972000200320062009Application filedOct 31, 1984Patent grantedJan 21, 1992Term endedJan 21, 2009

Sources & verification

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