Expired Canadian patentCanada
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CA 84841 A · Owner: Kitson, Arthur J. · Inventors: Kitson, Arthur J.
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.
Why it's free to use
- Granted January 19, 1904. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 19, 1921.
- 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 16, 1903
GrantedJanuary 19, 1904
Term endedJanuary 19, 1921
Patent numberCA 84841 A
Classification (IPC)—
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.