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Expired Canadian patentCanada

Latch

CA 59655 A · Owner: Adams, Austin · Inventors: Adams, Austin

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 18, 1898. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 18, 1915.
  • 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 23, 1897
GrantedApril 18, 1898
Term endedApril 18, 1915
Patent numberCA 59655 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

189819001902190419061908191019121914Application filedDec 23, 1897Patent grantedApril 18, 1898Term endedApril 18, 1915

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.