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Expired Canadian patentCanada

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CA 92793 A · Owner: Stroganoff, Ivan · Inventors: Stroganoff, Ivan

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 April 25, 1905. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 25, 1922.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1901
GrantedApril 25, 1905
Term endedApril 25, 1922
Patent numberCA 92793 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

1902190519081911191419171920Application filedSep 27, 1901Patent grantedApril 25, 1905Term endedApril 25, 1922

Sources & verification

Official CIPO records

Canadian Patents DatabaseClaims, description, documents and status.CIPO

Cross-check elsewhere

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.