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Expired Canadian patentCanada

Diaper cleaning device

CA 569481 A · Owner: Latour, Gerard · Inventors: Latour, Gerard

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.

Why it's free to use

  • Granted January 27, 1959. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 27, 1976.
  • 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 26, 1955
GrantedJanuary 27, 1959
Term endedJanuary 27, 1976
Patent numberCA 569481 A
Classification (IPC)D06B1/04

Timeline

Timeline From CIPO dates

1956195919621965196819711974Application filedNov 26, 1955Patent grantedJan 27, 1959Term endedJan 27, 1976

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.