Covert variable information on identification documents and methods of making same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 20, 2006
Issued Date -
N/A
app pub date -
Dec 24, 2002
filing date -
Dec 24, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In one embodiment, a method for manufacturing an identification document is provided. A substrate is provided that is constructed and arranged to receive printing thereon. A first variable indicium is printed on the substrate, where the first variable indicium is not visible to the human eye in ambient light but is visible to the human eye when viewed using a first type of light.
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Cited Art Landscape
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