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Expired Canadian patentCanada

Magnetic apparatus

CA 104366 A · Owner: Larson, David · Inventors: Larson, David

CIPO record

Overview

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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.

Google PatentsCIPO record

Why it's free to use

  • Granted March 26, 1907. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 26, 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.
FiledDecember 5, 1906
GrantedMarch 26, 1907
Term endedMarch 26, 1924
Patent numberCA 104366 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190719091911191319151917191919211923Application filedDec 5, 1906Patent grantedMarch 26, 1907Term endedMarch 26, 1924

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.