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Expired Canadian patentCanada

Thermal management system

CA 2186488 C · Owner: Villaume, Henry F. · Inventors: Villaume, Henry F.

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 thermal management system (22) having an enclosure (24) comprising a pair of enclosure regions disposed on opposite surface of a flexible thermally conductive sheet (32). The enclosure regions are coupled together through an aperture (34) provided in the sheet. A liquid transporting material (50) is disposed within the enclosure and passes between the enclosure regions through the aperture. A liquid (60) is disposed on the liquid transporting material. One end portion of the thermally conductive sheet is adapted for thermal coupling to a heat source (22) and the opposite end portion is adapted for thermal coupling to a heat sink (12). Heat emanating from the heat source passes through the …

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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

  • Filed January 23, 1996 and granted January 18, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 23, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 23, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 23, 1996
GrantedJanuary 18, 2000
Term endedJanuary 23, 2016
Patent numberCA 2186488 C
Classification (IPC)H05K7/20 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJan 23, 1996Patent grantedJan 18, 2000Term endedJan 23, 2016

Sources & verification

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