Identification document comprising a security pattern
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United States of America Patent
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Jun 10, 2014
Grant Date -
Apr 19, 2012
app pub date -
Sep 17, 2009
filing date -
Sep 18, 2008
priority date (Note) -
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Abstract
The invention relates to an enhanced security feature for identification document. For that, the identification document comprises at least two constitution layers, a first specific coating (15) inside the document, between two constitution layers, said coating being able to be revealed under predetermined lighting conditions. It comprises also an assembly of micro-holes (16) provided through at least one of the layers, in order to make possible the revelation of the first specific coating under said predetermined conditions, said assembly of micro-holes, together with said coating to be revealed through micro-holes, drawing said security pattern.
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