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:
Feb. 09, 1993
Filed:
Nov. 04, 1991
Applicant:
Inventors:
Assignee:
Showa Shell Sekiyu Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; C07C / ;
U.S. Cl.
CPC ...
25229965 ; 25229901 ; 25229966 ; 25229967 ; 560 65 ; 560 73 ; 560102 ; 560 59 ; 560 61 ; 560 62 ; 560 64 ;
Abstract
Ferrelectric chiral smetic liquid crystal compound are provided which have the formula, for example ##STR1## wherein R is a C.sub.1-20 alkyl group.
Suzuki, Yoshiichi. (1993). Liquid crystal compounds (U.S. Patent No. 5184847). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5184847
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile