Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified...
Reexamination Certificate
2004-05-14
2008-09-02
Wu, Shean C (Department: 1795)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
C252S299630, C252S299660, C252S299670
Reexamination Certificate
active
07419705
ABSTRACT:
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds, characterized in that it comprises one or more compounds of the formula Iin which R1, L1and L2are as defined in claim1, and to the use thereof for electro-optical purposes, in particular TN monitor applications.
REFERENCES:
patent: 5055220 (1991-10-01), Uchida et al.
patent: 5208386 (1993-05-01), Sasaki et al.
patent: 5358662 (1994-10-01), Hirose et al.
patent: 5370822 (1994-12-01), Matsui et al.
patent: 5641432 (1997-06-01), Ohnishi et al.
patent: 5645759 (1997-07-01), Tomi et al.
patent: 5679285 (1997-10-01), Bartmann et al.
patent: 6017469 (2000-01-01), Reiffenrath et al.
patent: 6254941 (2001-07-01), Kondou et al.
patent: 6399162 (2002-06-01), Reiffenrath et al.
patent: 6544602 (2003-04-01), Hirschmann et al.
patent: 6572938 (2003-06-01), Yanai et al.
patent: 6576303 (2003-06-01), Tamura et al.
patent: 6592951 (2003-07-01), Heckmeier et al.
patent: 2002/0066887 (2002-06-01), Yanai et al.
patent: 2002/0166994 (2002-11-01), Kondo et al.
patent: 2006/0278850 (2006-12-01), Czanta et al.
patent: 2007/0001149 (2007-01-01), Manabe et al.
patent: 2007/0170395 (2007-07-01), Ichinose et al.
patent: 3509170 (1986-09-01), None
patent: 19505189 (1996-06-01), None
patent: 10018599 (2000-11-01), None
patent: 10020061 (2000-12-01), None
patent: 0422958 (1991-04-01), None
patent: 0470590 (1992-02-01), None
patent: 0571916 (1993-12-01), None
patent: 0588291 (1994-03-01), None
patent: 0688754 (1995-12-01), None
patent: 0704512 (1996-04-01), None
patent: 0727406 (1996-08-01), None
patent: 0934919 (1999-08-01), None
patent: 0950651 (1999-10-01), None
patent: 1122292 (2001-08-01), None
patent: 04210669 (1992-07-01), None
patent: 09302344 (1997-11-01), None
patent: 10067694 (1998-03-01), None
patent: 11029582 (1999-02-01), None
patent: WO 9530723 (1995-11-01), None
patent: WO 0039063 (2000-07-01), None
Patent Abstracts of Japan vol. 016, No. 552 (C-1006), Nov. 20, 1992.
Patent Abstracts of Japan vol. 1998, No. 03, Feb. 27, 1998.
Patent Abstracts of Japn vol. 1998, No. 08, Jun. 30, 1998.
Heckmeier Michael
Reiffenrath Volker
Saito Izumi
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-3985210