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Expired Canadian patentCanada

Electrical vehicle

CA 66792 A · Owner: Knudsen, Karsten · Inventors: Knudsen, Karsten

CIPO record

Overview

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

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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 March 28, 1900. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 28, 1917.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 26, 1899
GrantedMarch 28, 1900
Term endedMarch 28, 1917
Patent numberCA 66792 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190019021904190619081910191219141916Application filedAug 26, 1899Patent grantedMarch 28, 1900Term endedMarch 28, 1917

Sources & verification

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