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:
Apr. 04, 1978
Filed:
Aug. 04, 1975
Applicant:
Inventors:
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ;
U.S. Cl.
CPC ...
252299 ; 252408 ; 350350 ;
Abstract
A nematic liquid crystal composition comprising at least one of the compounds of the formula, ##STR1## wherein X is methyl or chlorine, Y is a normal-C.sub.n H.sub.2n+1 group wherein n is an integer of 1 to 8, provided that when X is methyl n is an integer of 2 to 8, and when X is chlorine n is an integer of 1 to 6. The nematic liquid crystal composition is operable over a wide temperature range.