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:
Sep. 11, 2012
Filed:
Apr. 27, 2011
Applicants:
Jian-wen Lin, Taoyuan County, TW;
Chun-ming Wu, New Taipei, TW;
Shih-hsien Liu, Hsinchu County, TW;
Kung-lung Cheng, Hsinchu, TW;
Inventors:
Jian-Wen Lin, Taoyuan County, TW;
Chun-Ming Wu, New Taipei, TW;
Shih-Hsien Liu, Hsinchu County, TW;
Kung-Lung Cheng, Hsinchu, TW;
Assignee:
Industrial Technology Research Institute, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 69/767 (2006.01); C07D 403/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to chiral binaphthyl compounds having good solubility and high helical twisting power. The chiral binaphthyl compounds as dopants in the liquid crystal compositions can help enhance the display quality of the liquid crystal panels.