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Expired Canadian patentCanada

Differential scanning calorimeter (dsc) with temperature controlled furnace

CA 2597405 C · Owner: Perkinelmer Health Sciences, Inc. · Inventors: Schick, Christoph

CIPO record

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Abstract From the Canadian patent

A differential scanning calorimeter apparatus (100) includes reference and sample cells (8, 10) and controlled temperature shields (24). The temperature of the shields is controlled such that baseline curvature is reduced by eliminating heat flow from the furnaces to their surroundings (quasi adiabatic conditions) and by controlling heat flow through a well defined solid state heat resistance between the furnaces and a temperature controlled heat sink. The temperature of each shield can be controlled independently to reduce differential heat flow over the whole temperature range of the scan or , maintained at a constant temperature for conventional power compensated DSC operation. …

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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 February 10, 2006 and granted June 12, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 10, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 10, 2006
GrantedJune 12, 2012
Term endedFebruary 10, 2026
Patent numberCA 2597405 C
Classification (IPC)G01N25/48 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 10, 2006Patent grantedJune 12, 2012Term endedFeb 10, 2026

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