Transaction card
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United States of America Patent
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Nov 29, 2011
Issued Date -
N/A
app pub date -
May 21, 2008
filing date -
Sep 7, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a process for producing a transparent or translucent transaction card having multiple features. An optically recognizable compound may be associated with a portion of the card for blocking infrared radiation and may comprise an infrared ink having nanocrystalline indium tin oxide particles. Moreover, a portion of the transaction card may include a second optically recognizable compound disposed thereon. The second optically recognizable compound may comprise an infrared phthalocyanine dye, an infrared phosphor, and a quantum dot energy transfer compound. The infrared ink may be detected by a sensor found in an ATM or card assembly line.
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