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Expired Canadian patentCanada

Device for cleaning soil from soiled surfaces

CA 1232419 A · Owner: Miles Laboratories, Inc. · Inventors: Welsh, Thomas L.; Verboom, Gilles M.; Furgal, Henry P.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Disclosed is a device for applying a cleaning solution to a surface and for applying a scrubbing action to such surface. The device comprises a reservoir, a piercable closing means enclosing the reservoir to retain the cleaning solution therein and an abrasive scrubbing pad over the open mouth of the reservoir through which cleaning solution can be extruded onto the soiled surface and which can be used to provide a scrubbing action to the soil.

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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 February 9, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 9, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 19, 1983
GrantedFebruary 9, 1988
Term endedFebruary 9, 2005
Patent numberCA 1232419 A
Classification (IPC)A47L13/17 +1 more

Timeline

Timeline From CIPO dates

19841987199019931996199920022005Application filedJuly 19, 1983Patent grantedFeb 9, 1988Term endedFeb 9, 2005

Sources & verification

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