Method for Manufacturing Multicoloured Printed Circuits for Smart Card Modules
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United States of America
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Issued Date -
Mar 13, 2025
app pub date -
Jul 11, 2022
filing date -
Jul 11, 2022
priority date (Note) -
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Abstract
A method for manufacturing flexible printed circuits for smart card modules, wherein a complex material is provided. This complex material includes an assembly including at least two different-colored strata. Zones of this assembly are visible through the layer of electrically conductive material. This manufacturing method includes an operation that consists in laser etching at least one of the two different-colored strata over a portion of that zone of the assembly of strata that is left visible, so as to reveal the color of the other of the two different-colored strata. Printed circuit manufactured by this method. Module and smart card including this printed circuit.
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