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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7041347 B1

PDFFull Text
Expired
Date of Patent:
May. 09, 2006

Filed:

Feb. 13, 2004

1,4-di-(trans-4-cyclohexyl)benzene derivatives and their use in liquid crystal media and liquid crystal devices

Applicants:

Harald Hirschmann, Darmstadt, DE;

Martina Weidner, Münster, DE;

Sven Schüpfer, Aschaffenburg, DE;

Renate Graulich, Riedstadt, DE;

Mark John Goulding, Hampshire, GB;

Martin Heeney, Southampton, GB;

Warren Duffy, Southampton, GB;

Inventors:

Harald Hirschmann, Darmstadt, DE;

Martina Weidner, Münster, DE;

Sven Schüpfer, Aschaffenburg, DE;

Renate Graulich, Riedstadt, DE;

Mark John Goulding, Hampshire, GB;

Martin Heeney, Southampton, GB;

Warren Duffy, Southampton, GB;

Assignee:

Merck Patent GmbH, Darmstadt, DE;

Attorney:

Millen, White, Zelano & Branigan, P.C.

Primary Examiner:

Shean C Wu

Int. Cl.
CPC ...
C09K 19/30 (2006.01); C09K 19/20 (2006.01); C09K 19/12 (2006.01); C07C 25/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

Liquid-crystalline media comprising one or more compounds of the formula Iin which R, R, L and r are as defined herein, are suitable for use in, for example, TN and STN liquid crystal displays

Find Patent Forward Citations

Hirschmann, Harald. (2006). 1,4-di-(trans-4-cyclohexyl)benzene derivatives and their use in liquid crystal media and liquid crystal devices (U.S. Patent No. 7041347). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7041347

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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