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:
Oct. 24, 1989
Filed:
Jan. 27, 1989
Applicant:
Inventors:
Kazuo Yoshinaga, Machida, JP;
Kazuharu Katagiri, Tama, JP;
Toyoko Kobayashi, Kawasaki, JP;
Kenji Shinjo, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ; C09K / ; C09K / ; C07C / ;
U.S. Cl.
CPC ...
25229965 ; 25229901 ; 25229964 ; 25229967 ; 2522996 ; 3503 / ; 3503 / ; 558257 ;
Abstract
4-Alkoxybenzenethiol, bis-(4-alkoxyphenyl)disulfide, and mesomorphic compound deviced therefrom represented by the formula: ##STR1## wherein R.sub.1 is an alkyl or alkoxy group having 1-18 carbon atoms, R* is an alkyl group having 4-12 carbon atoms including an asymmetric carbon atom, 1=1 or 2, and m=0 or 1.
Yoshinaga, Kazuo. (1989). Optically active composition, mesomorphic compound and liquid crystal (U.S. Patent No. 4876027). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4876027
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile