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Expired Canadian patentCanada

Steam injector

CA 66803 A · Owner: Sticker, Francis · Inventors: Sticker, Francis

CIPO record

Overview

Drawings and full text

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 29, 1900. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 29, 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.
FiledMarch 15, 1900
GrantedMarch 29, 1900
Term endedMarch 29, 1917
Patent numberCA 66803 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

190119031905190719091911191319151917Application filedMarch 15, 1900Patent grantedMarch 29, 1900Term endedMarch 29, 1917

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.