Liquid-crystalline medium

United States of America Patent

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Apr 8, 2003
Grant Date
Jul 26, 2001
app pub date
Dec 6, 2000
filing date
Dec 7, 1999

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Expired

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Abstract

The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the formula I ##STR1##

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MERCK PATENT GMBH

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C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....

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Inventor Name	Address	# of filed Patents	Total Citations
Poetsch, Eike	Muhltal, DE	162	1597
Schuler, Brigitte	Haibach, DE	97	618
Tarumi, Kazuaki	Seeheim, DE	73	762

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Liquid-crystalline medium

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United States of America Patent

09729769

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PATENT NO	6544603
APP PUB NO	20010009272A1
SERIAL NO	09729769
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 08, 2003	US,6544603,B2 US6544603B2	GRANTED PATENT AS SECOND PUBLICATION
July 26, 2001	US,20010009272,A1 US20010009272A1	FIRST PUBLISHED PATENT APPLICATION

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09729769

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