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:
Jul. 04, 1989
Filed:
Nov. 23, 1988
Applicant:
Inventors:
Toshihiro Shibata, Saitama, JP;
Norio Kurosawa, Saitama, JP;
Assignee:
Adeka Argus Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C07C / ;
U.S. Cl.
CPC ...
25229966 ; 25229901 ; 3503 / ; 558423 ;
Abstract
The present invention discloses an optically active cyanobiphenyl compound represented by the following formula and nematic liquid crystal composition comprising thereof. ##STR1## wherein, m is 2 or 3; n is 2 when m is 2 and n is one when m is 3; and * represents an asymmetric carbon atom.
Shibata, Toshihiro. (1989). Optically active cyanobiphenyl compound (U.S. Patent No. 4844836). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4844836
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile