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. 07, 1995
Filed:
Mar. 30, 1993
Applicant:
Inventors:
Yoshikazu Kaneko, Numazu, JP;
Takayuki Hoshina, Fuji, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430106 ; 430109 ; 430111 ;
Abstract
A toner for developing latent electrostatic images to visible toner images, composed of toner particles containing a thermoplastic resin and a compound with formula (I) or a compound with formula (II) serving as a coloring agent: ##STR1## The toner particles may be composed of thermoplastic resin particles which are dyed with one of the compounds (I) or (II) serving as a coloring agent.