Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...
Reexamination Certificate
2005-02-22
2005-02-22
Wu, Shean C. (Department: 1756)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
C252S299010, C252S299500, C252S299630, C252S299660, C252S299670
Reexamination Certificate
active
06858268
ABSTRACT:
The present invention relates to a liquid-crystalline medium having high twist, to the use thereof for electro-optical purposes, and to displays containing this medium.
REFERENCES:
patent: 5327273 (1994-07-01), Beresnev et al.
patent: 5776366 (1998-07-01), Tomi et al.
patent: 10058474 (2001-07-01), None
patent: 10221751 (2002-12-01), None
Dewent abstract DE-10221751, 2002.*
Derwent abstract DE-10058474, 2001.
Krumwiede Meike
Suermann Juliane
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
Wu Shean C.
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