Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Screen other than for cathode-ray tube
Reexamination Certificate
2011-03-01
2011-03-01
McPherson, John A. (Department: 1721)
Radiation imagery chemistry: process, composition, or product th
Radiation modifying product or process of making
Screen other than for cathode-ray tube
C349S106000, C349S114000
Reexamination Certificate
active
07897304
ABSTRACT:
A color filter of the present invention includes a substrate having light transmissivity, a color layer provided on the lower surface of the substrate and including a plurality of color pattern layers, each transmitting visible light of different color, and a phase difference control layer including a plurality of phase difference pattern layers and optically isotropic layers and provided on the lower surface of the color layer, wherein a color differentiation region includes a color pattern layer and a phase difference pattern layer and an optically isotropic layer that are provided on the lower surface of the color pattern layer is formed for each color of the color pattern layer, and the thickness of the phase difference pattern layer and the thickness of the color pattern layer are respectively different for each color differentiation region.
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Dai Nippon Printing Co. Ltd.
McPherson John A.
Oliff & Berridg,e PLC
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