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Expired Canadian patentCanada

Box filling and covering machine

CA 67908 A · Owner: Butler, William Henry · Inventors: Butler, William Henry

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 June 28, 1900. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 28, 1917.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 28, 1899
GrantedJune 28, 1900
Term endedJune 28, 1917
Patent numberCA 67908 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190019021904190619081910191219141916Application filedNov 28, 1899Patent grantedJune 28, 1900Term endedJune 28, 1917

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.