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Expired Canadian patentCanada

Cooled enclosure

CA 1053016 A · Owner: Loratto, Robert J. · Inventors: Loratto, Robert J.

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 cooled enclosure comprising a container having side and end walls and a bottom wall which define an enclosure having an open top. A cover associated with the enclosure includes a heat conductive layer on at least the bottom surface thereof which faces the enclosure. Refrigerant means are positioned in the enclosure and supported therein by resilient supporting means which bias the refrigerant means into intimate contact with the bottom surface of the cover whereby the cooling effect of the refrigerant means is transferred by the layer to the outside surface of said cover.

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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, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 24, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 24, 1979
Term endedApril 24, 1996
Patent numberCA 1053016 A
Classification (IPC)F25D3/08 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedApril 24, 1979Term endedApril 24, 1996

Sources & verification

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