Security substrate incorporating elongate security elements
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United States of America Patent
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Dec 30, 2014
Issued Date -
N/A
app pub date -
Jan 17, 2005
filing date -
Jan 16, 2004
priority date (Note) -
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Abstract
The present invention is concerned with providing security substrates, and documents made therefrom, such as banknotes, with features for visual inspection by members of the public. More specifically the invention relates to a novel security substrate containing at least two elongate security elements for the purposes of public and non-public verification. The security substrate comprises a substrate and at least two elongate security elements each having a width of less than or equal to 6 mm. The security elements are at least partially embedded within the substrate and running substantially parallel to each other with a gap therebetween of no greater than 10 mm. The total cross-directional width of a zone occupied by the two security elements and the gap is less than or equal to 18 mm.
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