Document containing security images
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Oct 6, 2005
app pub date -
Jul 22, 2004
filing date -
Oct 10, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A document containing security images which enable original documents to be distinguished from copies of the originals. The document may include an image having a hidden conductive trace and contact points. The document can be verified as being an original by applying a voltage to a plurality of probes in contact with the contact points.
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