Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...
Reexamination Certificate
2005-08-16
2005-08-16
Wu, Shean C. (Department: 1756)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
C252S299630, C252S299660, C252S299670, C252S299610
Reexamination Certificate
active
06929833
ABSTRACT:
Liquid-crystalline mediums based on a mixture of polar compounds having positive dielectric aniostropy, characterized in that they comprise one or more compounds of the general formula Iin which R, A1, Z1, Y and L are as defined herein, are suitable for use in MLC, TN and STN dispalys.
REFERENCES:
patent: 5292454 (1994-03-01), Kurmeier et al.
patent: 5308542 (1994-05-01), Poetsch et al.
patent: 5328644 (1994-07-01), Goulding et al.
patent: 5562858 (1996-10-01), Bartmann et al.
patent: 5571449 (1996-11-01), Bartmann et al.
patent: 5641429 (1997-06-01), Reiffenrath et al.
patent: 5705095 (1998-01-01), Bartmann et al.
patent: 5718840 (1998-02-01), Plach et al.
patent: 5730904 (1998-03-01), Bartmann et al.
patent: 5762828 (1998-06-01), Tanaka et al.
patent: 5800737 (1998-09-01), Chan
patent: 5874022 (1999-02-01), Kubo et al.
patent: 5932138 (1999-08-01), Plach et al.
patent: 5948319 (1999-09-01), Tanaka et al.
patent: 6254941 (2001-07-01), Kondou et al.
patent: 6344247 (2002-02-01), Kondou et al.
patent: 6565933 (2003-05-01), Tarumi et al.
patent: 6596350 (2003-07-01), Tarumi et al.
patent: 6613401 (2003-09-01), Hirschmann et al.
patent: 6635190 (2003-10-01), Heckmeier et al.
patent: 6669998 (2003-12-01), Tarumi et al.
patent: 6685996 (2004-02-01), Tarumi et al.
patent: 6753046 (2004-06-01), Manabe et al.
patent: 6761939 (2004-07-01), Manabe et al.
patent: 6790488 (2004-09-01), Nakajima et al.
patent: 2003/0197154 (2003-10-01), Manabe et al.
patent: 832955 (1998-04-01), None
patent: WO-9813324 (1998-04-01), None
Poetsch Eike
Reiffenrath Volker
Schuler Brigitte
Tanaka Yukiomi
Tarumi Kazuaki
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
Wu Shean C.
LandOfFree
Liquid-crystalline medium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Liquid-crystalline medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Liquid-crystalline medium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3461710