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:
Jun. 05, 1990
Filed:
Dec. 14, 1988
Applicant:
Inventors:
Shinji Amaya, Saitama, JP;
Yoshiyuki Iwanari, Tokyo, JP;
Kinji Shinzo, Chiba, JP;
Toshiro Kogawara, Saitama, JP;
Syuuichi Yamazaki, Saitama, JP;
Seiichi Shimizu, Saitama, JP;
Kazuya Kuriyama, Chiba, JP;
Assignee:
Dainippon Ink and Chemicals, Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 45 ; 430106 ; 430109 ; 430904 ; 525 43 ; 525 46 ; 525 49 ;
Abstract
A color toner composition for developing electrostatic images comprises a coloring agent and a binder resin, wherein the binder resin is a vinyl-modified polyester resin obtained by graft polymerizing