Liquid-crystal medium, and electro-optical display...

Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...

Reexamination Certificate

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C252S299610, C252S299630, C252S299660

Reexamination Certificate

active

06929832

ABSTRACT:
AMLCDs containing a liquid-crystal medium which comprises a) at least one compound of the formula I and b) at least one compound of the formula IIwhere the various parameters are as defined in the text, and to these liquid-crystal media and to their use in electro-optical displays.

REFERENCES:
patent: 5520846 (1996-05-01), Plach et al.
patent: 5807500 (1998-09-01), Bremer et al.
patent: 5827450 (1998-10-01), Numata et al.
patent: 5868962 (1999-02-01), Rieger et al.
patent: 5883686 (1999-03-01), Leenhouts et al.
patent: 5948318 (1999-09-01), Miyazawa et al.
patent: 5965060 (1999-10-01), Tarumi et al.
patent: 6056894 (2000-05-01), Hirschmann et al.
patent: 6066268 (2000-05-01), Ichinose et al.
patent: 6083573 (2000-07-01), Tarumi et al.
patent: 6117360 (2000-09-01), Miyazawa et al.
patent: 6210761 (2001-04-01), Kondo et al.
patent: 6638581 (2003-10-01), Heckmeier et al.
patent: 19521483 (1996-01-01), None
patent: 98/23563 (1998-06-01), None
EP abstract of WO 9621881, 1996.

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