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Expired Canadian patentCanada

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CA 135877 A · Owner: Reim, Anton · Inventors: Reim, Anton

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.

Google PatentsCIPO record

Why it's free to use

  • Granted October 3, 1911. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 3, 1928.
  • 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 10, 1911
GrantedOctober 3, 1911
Term endedOctober 3, 1928
Patent numberCA 135877 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

191219141916191819201922192419261928Application filedJune 10, 1911Patent grantedOct 3, 1911Term endedOct 3, 1928

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.