Color shifting film with patterned fluorescent and non-fluorescent colorants
First Claim
Patent Images
1. An article, comprising:
- a color shifting film; and
indicia disposed behind the color shifting film;
wherein the indicia includes at least a first and second colored portion of substantially the same color and arranged as a foreground and a background of the indicia, wherein the first colored portion includes a first fluorescent colorant and the second colored portion is substantially non-fluorescent.
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Accused Products
Abstract
Disclosed are articles having a color shifting film and indicia located behind the color shifting film. The indicia include at least a first and second colored portion, the first portion including a first fluorescent colorant. The second colored portion is non-fluorescent but has a color similar to that of the first portion to enhance concealment of the indicia under certain viewing conditions. At least one of the colored portions is patterned.
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Citations
16 Claims
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1. An article, comprising:
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a color shifting film; and
indicia disposed behind the color shifting film;
wherein the indicia includes at least a first and second colored portion of substantially the same color and arranged as a foreground and a background of the indicia, wherein the first colored portion includes a first fluorescent colorant and the second colored portion is substantially non-fluorescent. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification