Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Matthias Kuntz0
Andreas Walter0
Burkhard Krietsch0
Date of Patent
May 11, 2010
0Patent Application Number
105574780
Date Filed
April 30, 2004
0Patent Primary Examiner
Patent abstract
The invention relates to a flat dual security feature which comprises two different security components, one of which can be verified in the visible spectral region and one of which can be verified in the ultraviolet spectral region of light, and which comprises flake-form effect pigments and luminescent pigments in such a low concentration that the latter are evident to the naked eye as individual particles under the action of UV light; to a process for the production thereof, and to the use thereof.
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