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Expired Canadian patentCanada

Absorption refrigerator for ice-making

CA 1268047 C · Owner: Aktiebolaget Electrolux · Inventors: Blomberg, Peter Erik; Gurt, Sven Ake

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

A refrigerator is provided with a freezing chamber cooled by an evaporator of an absorption refrigerating apparatus. A machine for automatic making and dispensing of ice cubes is located in the freezing chamber and is cooled by the evaporator of a compression refrigerating apparatus. When the machine has produced ice cubes the, evaporator of the absorption refrigerating apparatus keeps the ice cubes frozen.

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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 April 24, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 24, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 21, 1986
GrantedApril 24, 1990
Term endedApril 24, 2007
Patent numberCA 1268047 C
Classification (IPC)F25B25/02 +1 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedOct 21, 1986Patent grantedApril 24, 1990Term endedApril 24, 2007

Sources & verification

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