Business document having security features
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 16, 1997
Grant Date -
N/A
app pub date -
Dec 12, 1995
filing date -
Apr 18, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A security coating for business documents printed using noncontact as well as impact printing devices is provided which enhances the adhesion of toner particles and/or ink to a document substrate. Other security features may be also be added to the coating to provide a dual-function coating which also provides visible evidence of tampering, either by the application of solvents, mechanical abrasion, heat, or when pressure is applied.
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Family
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Cited Art Landscape
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