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Expired Canadian patentCanada

Modular refrigeration system

CA 1280599 C · Owner: Conry, Ronald David · Inventors: Conry, Ronald David

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 refrigeration system comprises a plurality of assembled modular units each having a refrigeration circuit separate from the circuit of the other units. Each unit includes a housing which defines at least one compartment containing the evaporator of the refrigeration circuit. The condensor is either located in a second compartment in the housing or in a separate chamber associated therewith. A first heat exchange fluid is conveyed to and from the compartment by header pipes, the header pipes of adjacent units being interconnected to form common manifolds for the system. A second heat exchange fluid is circulated passed the condensors of each unit. Electrical controls are provided on each …

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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 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 2008.
  • 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 22, 1985
GrantedFebruary 26, 1991
Term endedFebruary 26, 2008
Patent numberCA 1280599 C
Classification (IPC)F25B5/00 +2 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedJuly 22, 1985Patent grantedFeb 26, 1991Term endedFeb 26, 2008

Sources & verification

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