Oriented image coating on transparent substrate
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United States of America Patent
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Apr 15, 2014
Grant Date -
Aug 13, 2009
app pub date -
Jul 6, 2007
filing date -
Jul 19, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention discloses a security element comprising a transparent substrate and a magnetically oriented image coating on said substrate, wherein said image coating is preferably laid out such as to show a 3-dimensional effect, appearing in positive or negative relief respectively, if observed form the recto- or the verso side, respectively. The security element can be easily identified by the unaided eye, by just turning around the document and observing the angle-dependent image on either side. On the other hand, the security element cannot be reproduced by scanning or copying the document.
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