Photoluminescent Compositions, Methods of Manufacture and Novel Uses
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United States of America Patent
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Issued Date -
Jul 19, 2012
app pub date -
Mar 29, 2012
filing date -
Dec 20, 2004
priority date (Note) -
Abandoned
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Abstract
A photoluminescent marking for authentication that includes at least one or more photoluminescent layers that substantially convert an electromagnetic radiation to an emission signature is disclosed. Also disclosed are methods of creating and using the inventive photoluminescent marking for authentication.
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