Main > PIGMENT > Light Interference Pigments > Co.: USA. F > Patent > Claims Etc > Claim 1: Optically Variable Ink > Color Shift: 2 Distinct Colors at > 1st & 2nd Angles of Incident Light; > Ink Vehicle & Optically Variable > Flakes: > TriLayer Thin Film Interference > Structure. Flake Aspect Ratio>2-1 > ; Structure Symmetrical Design; Seq > .: a) Dielectric Layer "n"<1.65; b) > Metal Reflector & c) Semi-Opaque > Layer. Claim 2: Transparent Pigment > for Blocking out on Undesired Color

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for Blocking out on Undesired Color's subsections
Claim 3: Green-to-Gold Color Shift

for Blocking out on Undesired Color's products
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