Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...
Reexamination Certificate
2006-09-12
2006-09-12
Wu, Shean C. (Department: 1756)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
C252S299630, C252S299660, C252S299670, C252S299620, C252S299610
Reexamination Certificate
active
07105210
ABSTRACT:
A liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, which contains one or more compounds of the formula Iand one or more compounds of the formula IAin which R1, R2, ring A, L1-8, Z1, X1and X2are as defined in claim1.
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Heckmeier Michael
Kirsch Peer
Saito Izumi
Schoen Sabine
Schuler Brigitte
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
Wu Shean C.
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