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:
Nov. 06, 2001
Filed:
Nov. 17, 1999
Applicant:
Inventors:
Tomoyuki Shimada, Shizuoka, JP;
Masayuki Shoshi, Shizuoka, JP;
Kaoru Tadokoro, Kanagawa, JP;
Chiaki Tanaka, Shizuoka, JP;
Michihiko Namba, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B 4/7067 ; C09B 4/704 ; C07D / ;
U.S. Cl.
CPC ...
C09B 4/7067 ; C09B 4/704 ; C07D / ;
Abstract
A mixture is made of a plurality of different titanyltetraazaporphyrin compounds, each of which is represented by formula (1):
Shimada, Tomoyuki. (2001). Mixture of titanyltetraazaporphyrin compounds and electrophotographic photoconductor using the same (U.S. Patent No. 6313288). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6313288
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile