Multi-layer foil and process for the production thereof
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United States of America Patent
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Jan 5, 1988
Grant Date -
N/A
app pub date -
Jul 21, 1986
filing date -
Jul 31, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a foil which has a three-dimensional patterning, the patterning effect is provided between two layers of lacquer which, by virtue of the composition thereof, cannot be readily separated from each other by chemical or physical means in order thereby to prevent the patterning from being removed for fraudulent purposes.
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