Multi-layer body and method for the production thereof
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United States of America Patent
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Dec 1, 2020
Grant Date -
Oct 11, 2018
app pub date -
Apr 3, 2018
filing date -
Nov 29, 2013
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Abstract
A method for producing a multi-layer body, in particular a security element, in which a partial first layer or partial first layer system is produced on a substrate, wherein the partial first layer or partial first layer system is present in a first partial area and not in a second partial area. Subsequently, a partial second layer or partial second layer system is produced, wherein the partial second layer or partial second layer system is present in a third partial area and not in a fourth partial area, and wherein the third partial area overlaps with the first and second partial areas. Finally, the partial first layer or partial first layer system is structured as a mask using the partial second layer or partial second layer system.
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