Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Nicholas Paul William Pieczonka0
Thomas J. Chapaton0
William Reginald Collin0
Ratandeep Singh Kukreja0
Date of Patent
April 23, 2024
0Patent Application Number
181014360
Date Filed
January 25, 2023
0Patent Citations
Patent Primary Examiner
CPC Code
Patent abstract
A method for detecting a contaminant in a vehicle coolant system during service includes contacting a chromophore impregnated strip and a heat transfer fluid sample, where the chromophore impregnated strip includes a complexing agent selected to form a complex with the contaminant that causes a color change in the chromophore impregnated strip and thereby indicates the presence of the contaminant in the heat transfer fluid sample.
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