Printed matter – Having revealable concealed information – fraud preventer or... – Utilizing electromagnetic radiation
Reexamination Certificate
2011-08-16
2011-08-16
Self, Shelley (Department: 3725)
Printed matter
Having revealable concealed information, fraud preventer or...
Utilizing electromagnetic radiation
C283S072000, C283S093000, C283S114000
Reexamination Certificate
active
07997625
ABSTRACT:
A security device having one or more printed or transferred first areas, each first area having one or more first colors; and one or more printed or transferred second areas, each second area having one or more second colors. At least one of the first an second areas has a discontinuous pattern, and the first area or areas surrounds the second area or areas, each first area being distinguishable from the second area or areas. The first area(s) and/or second area(s) define an image. A camouflage pattern is provided over the image and at least an adjacent region surrounding the image, the camouflage pattern having a color and pattern such that in combination with the first and second areas, it renders the image substantially invisible when viewed under reflected light but visible when viewed in transmission.
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Understanding Halftones, Mar. 2001 http://web.archive.org/web/20010413120831/http://www.designer-info.com/DTP/understanding—halftones.htm.
Feb. 14, 2011 Communication Pursuant to Article 94(3) in European Application No. 04 798 373.9.
De La Ru International Limited
Grabowski Kyle
Oliff & Berridg,e PLC
Self Shelley
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