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CA 71129 A · Owner: Baxter, James P. · Inventors: Dick, H.H.; Baxter, James P.

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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 April 30, 1901. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 30, 1918.
  • 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 22, 1901
GrantedApril 30, 1901
Term endedApril 30, 1918
Patent numberCA 71129 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190219041906190819101912191419161918Application filedFeb 22, 1901Patent grantedApril 30, 1901Term endedApril 30, 1918

Sources & verification

Official CIPO records

Canadian Patents DatabaseClaims, description, documents and status.CIPO

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Google PatentsFull text, worldwide family, citing patents and legal events.patents.google.com

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