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. 16, 1982
Filed:
Feb. 24, 1981
Applicant:
Inventors:
Assignee:
Copyer Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
430 59 ; 430 58 ; 430 76 ; 430 78 ; 542435 ; 542457 ; 542458 ;
Abstract
A compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and represent an alkyl group or combine with the nitrogen atom to form a ring, and X represents a pyridyl group, a quinolyl group, or a pyridyl or quinolyl group substituted by at least one alkyl or alkoxy group; a process for preparing the compound and an electrophotographic material containing the same.
Quick Actions:
Ishikawa, Shozo. (1982). Styryl pyrazoline compounds, process for production thereof, and (U.S. Patent No. 4315982). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4315982
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile