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Expired Canadian patentCanada

A system and method for monitoring the condition of a heat exchange unit

CA 2445032 C · Owner: Escobar, Dario Patricio · Inventors: Escobar, Dario Patricio; Daniel, Cecil M.; Handler, Laurence Richard

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A system (10) and method for monitoring the effectiveness of a heat exchange unit (11) which comprises at least one or more sensors (20) for taking a plurality of temperature readings of a heated fluid (15) a coolant (18) and fluids passing through the heat exchange unit (11). The temperature readings are transmitted and/or entered into a processor (21 ) capable of comparing the temperature readings and calculating a measure of effectiveness of the heat exchange unit (11). The processor (21) is in communication with a database (22) that maintains at least one predetermined parameter limit associated with the effectiveness of the heat exchange unit (11). The processor (21) analyzes the data …

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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 October 9, 2003 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 9, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 9, 2025.
  • 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 9, 2003
GrantedFebruary 12, 2013
Term endedOctober 9, 2023
Patent numberCA 2445032 C
Classification (IPC)B60S5/00 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedOct 9, 2003Patent grantedFeb 12, 2013Term endedOct 9, 2023

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