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Expired Canadian patentCanada

Lubricator

CA 106950 A · Owner: Winton, Alexander · Inventors: Winton, Alexander

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 13, 1907. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 13, 1924.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 27, 1907
GrantedAugust 13, 1907
Term endedAugust 13, 1924
Patent numberCA 106950 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190819101912191419161918192019221924Application filedFeb 27, 1907Patent grantedAug 13, 1907Term endedAug 13, 1924

Sources & verification

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