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.

Date of Patent:
Jan. 14, 2014

Filed:

Nov. 15, 2011
Applicants:

Sumiaki Yamasaki, Kanagawa, JP;

Satoshi Hiraoka, Kanagawa, JP;

Yuki Sasaki, Kanagawa, JP;

Susumu Yoshino, Kanagawa, JP;

Hirotaka Matsuoka, Kanagawa, JP;

Inventors:

Sumiaki Yamasaki, Kanagawa, JP;

Satoshi Hiraoka, Kanagawa, JP;

Yuki Sasaki, Kanagawa, JP;

Susumu Yoshino, Kanagawa, JP;

Hirotaka Matsuoka, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
Abstract

A polyester resin for a toner containing: a repeating unit derived from a dicarboxylic acid component; and a repeating unit derived from a diol component represented by Formula (1): wherein each of Rand Rindependently represents a hydrogen atom or a methyl group, each of L, Land Lindependently represents a divalent linking group selected from the group consisting of carbonyl groups, ester groups, ether groups, sulfonyl groups, substituted or unsubstituted chained alkylene groups, substituted or unsubstituted cyclic alkylene groups, substituted or unsubstituted arylene groups, and combinations thereof, Land Lor Land Loptionally forms a ring, and each of Aand Aindependently represents a rosin ester group.


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