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Expired Canadian patentCanada

Electrical continuity means for composite joints

CA 1316232 C · Owner: Toni, Darryl · Inventors: Toni, Darryl; Poss, Eliasz

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

of the Invention, Electrical Continuity Means for Composite Joints, A means for conducting an electrical charge from one nonconducting article having a conductive layer thereon to another article across a joint wherein the means is displaced from the mechanical interface of the joint. This reduces joint stresses from electrical currents. - 15 -

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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 13, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 13, 2010.
  • 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 22, 1989
GrantedApril 13, 1993
Term endedApril 13, 2010
Patent numberCA 1316232 C
Classification (IPC)B64D45/02 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 22, 1989Patent grantedApril 13, 1993Term endedApril 13, 2010

Sources & verification

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