Methods for identification and verification
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Dec 5, 2001
filing date -
Jan 19, 2001
priority date (Note) -
Abandoned
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Abstract
Apparatus and methods in which one or more taggants that are intrinsically located--or extrinsically placed--in an object, such as a personal identification device like a badge. The taggants are detected by x-ray fluorescence analysis to identify or verify the object or its point of manufacture. The taggants are manufactured as part of the article or the taggant is placed into a coating, label, or otherwise embedded within the object for the purpose of later verifying the presence or absence of these elements by x-ray fluorescence, thus determining the unique elemental composition of the taggant within the object.
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