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.:

US 7223508 B1

PDF
Full Text
Expired
Date of Patent:
May. 29, 2007

Filed:

Mar. 22, 2004
Applicants:

Tatsuya Nagase, Hachioji, JP;

Asao Matsushima, Hachioji, JP;

Naohiro Hirose, Hachioji, JP;

Tomoe Kitani, Hachioji, JP;

Ken Ohmura, Hachioji, JP;

Inventors:

Tatsuya Nagase, Hachioji, JP;

Asao Matsushima, Hachioji, JP;

Naohiro Hirose, Hachioji, JP;

Tomoe Kitani, Hachioji, JP;

Ken Ohmura, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The toner for developing an electrostatic image, includes a toner particle containing a binder resin and a colorant. The colorant has Feret's average horizontal diameter from 10 nm to 500 nm, and 50 number % or more of colorant has a Feret's horizontal diameter of from 2 nm to 300 nm. The colorant contains a compound represented by General Formula (1):


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Nagase, Tatsuya. (2007). Toner for developing electrostatic image, method for producing the toner and image forming method (U.S. Patent No. 7223508). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7223508

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