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Expired Canadian patentCanada

Automatic electro mechanical circuit closers

CA 60896 A · Owner: Price, Charles Wesley · Inventors: Price, Charles Wesley; Gould, John Duncklee

CIPO record

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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 August 11, 1898. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 11, 1915.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 26, 1897
GrantedAugust 11, 1898
Term endedAugust 11, 1915
Patent numberCA 60896 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

189819001902190419061908191019121914Application filedNov 26, 1897Patent grantedAug 11, 1898Term endedAug 11, 1915

Sources & verification

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