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Expired Canadian patentCanada

Liquid heating and dispensing appliance

CA 1234405 A · Owner: Sunbeam Holdings, Inc. · Inventors: Zoberis, Walter B.; Beckering, Jacobus J.; Lehnerd, Alvin 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

An electrically operated water heating appliance having a single lever which operates the thermal responsive control switch and the dispensing valve associated with the appliance The dispensing valve is integrated with the wall of the housing for the appliance to minimize the number of parts and simplify the design.

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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 March 22, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 22, 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.
FiledSeptember 27, 1985
GrantedMarch 22, 1988
Term endedMarch 22, 2005
Patent numberCA 1234405 A
Classification (IPC)A47J27/21 +2 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedSep 27, 1985Patent grantedMarch 22, 1988Term endedMarch 22, 2005

Sources & verification

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