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Expired Canadian patentCanada

Electrical distribution

CA 113299 A · Owner: The Gould Coupler Company · Inventors: Turbayne, William A.

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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.

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Why it's free to use

  • Granted August 4, 1908. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 4, 1925.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 12, 1905
GrantedAugust 4, 1908
Term endedAugust 4, 1925
Patent numberCA 113299 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

1906190819101912191419161918192019221924Application filedJan 12, 1905Patent grantedAug 4, 1908Term endedAug 4, 1925

Sources & verification

Official CIPO records

Canadian Patents DatabaseClaims, description, documents and status.CIPO

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