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:
May. 09, 2000
Filed:
Aug. 10, 1999
Applicant:
Inventors:
Tohru Tsuruhara, Osaka, JP;
Kazuaki Sukata, Kyoto, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ; C07F / ; G03G / ;
U.S. Cl.
CPC ...
556 62 ; 430110 ; 430120 ; 556147 ; 556150 ; 556184 ;
Abstract
Positively-chargeable charge control agent and toner for developing electrostatic images that comprises a coloring agent, a resin for toners, and said positively-chargeable charge control agent. The positively-chargeable charge control agent comprises a metal complex salt or metal complex of an aromatic dicarboxylic acid having at least 1 perfluoroalkyl group, wherein the central atom of the metal complex salt or metal complex is a trivalent metal.