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Expired Canadian patentCanada

Link welding machine

CA 76348 A · Owner: Bunte, John · Inventors: Scrimgeour, William; Bunte, John

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 June 17, 1902. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 17, 1919.
  • 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 20, 1902
GrantedJune 17, 1902
Term endedJune 17, 1919
Patent numberCA 76348 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190319051907190919111913191519171919Application filedJan 20, 1902Patent grantedJune 17, 1902Term endedJune 17, 1919

Sources & verification

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