Compositions – Liquid crystal compositions – Containing nonsteryl liquid crystalline compound of...
Reexamination Certificate
2007-07-04
2011-10-04
Visconti, Geraldina (Department: 1722)
Compositions
Liquid crystal compositions
Containing nonsteryl liquid crystalline compound of...
C252S299010, C252S299610, C252S299620, C252S299630, C252S299640, C252S299650, C252S299660, C252S299670, C428S001100, C430S020000, C349S167000
Reexamination Certificate
active
08029696
ABSTRACT:
The invention relates to fused naphthalenes of the general formula I, in which A1, A2, A3, A4, Q1-Q2, G1-G2, R1, R2, X1, X2, X3, X4, X5, Z1, Z2, Z3, Z4, q, r, s and t have the meaning indicated, and to the use thereof as components of liquid-crystalline media and to an electro-optical display element containing them.
REFERENCES:
patent: 5648021 (1997-07-01), Wingen et al.
patent: 7067179 (2006-06-01), Ogawa et al.
patent: 2004/0099842 (2004-05-01), Klasen-Memmer et al.
patent: 2004/0245498 (2004-12-01), Schmidt et al.
patent: 103 13 700 (2004-10-01), None
patent: WO 02/051963 (2002-07-01), None
patent: WO 2006/012965 (2006-02-01), None
Eidenschink Rudolf
Kretzschmann Holger
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
Visconti Geraldina
LandOfFree
Fused naphthalenes does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Fused naphthalenes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Fused naphthalenes will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4257708