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Expired Canadian patentCanada

Tobacco pipe

CA 125079 A · Owner: The Wizard Patent Developing Company · Inventors: Irving, James A.

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 April 19, 1910. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 19, 1927.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 14, 1909
GrantedApril 19, 1910
Term endedApril 19, 1927
Patent numberCA 125079 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

191019121914191619181920192219241926Application filedJune 14, 1909Patent grantedApril 19, 1910Term endedApril 19, 1927

Sources & verification

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