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.:
Date of Patent:
May. 31, 2011
Filed:
Jun. 04, 2009
Applicant:
Hiroyuki Tanaka, Chiba, JP;
Inventor:
Hiroyuki Tanaka, Chiba, JP;
Assignees:
Chisso Corporation, Osaka, JP;
Chisso Petrochemical Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/34 (2006.01); C09K 19/30 (2006.01); C09K 19/12 (2006.01); C07D 319/06 (2006.01); C07C 19/08 (2006.01); C07C 25/13 (2006.01); C07C 43/225 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal compound represented by formula (1), a liquid crystal composition comprising the compound, and a liquid crystal display device comprising the composition: For example, Ris alkyl having 1 to 20; ring A, ring A, ring A, ring A, ring A, and ring Aare 1,4-cyclohexylene or 1,4-phenylene; Z, Z, Z, Z, Z, and Zis a single bond; Xis hydrogen or halogen; l, m, n, o, p, and q are 0 or 1, and l+m+n+o+p+q is 3.