SECURITY DEVICE
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United States of America Patent
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Issued Date -
Feb 21, 2013
app pub date -
Feb 24, 2011
filing date -
Feb 24, 2010
priority date (Note) -
Abandoned
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Abstract
A security device includes a transparent, coloured element in a first region of the device and in a surface of which a first optically variable effect generating relief structure is formed. A reflection enhancing layer extends over the first optically variable effect generating relief microstructure and follows the contour of the relief, the reflection enhancing layer also being provided in a second region of the device laterally offset from the first region.
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