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. 26, 2012
Filed:
Jul. 13, 2009
Applicants:
Yoshihiro Ueno, Shiojiri, JP;
Masahiro Oki, Shiojiri, JP;
Inventors:
Yoshihiro Ueno, Shiojiri, JP;
Masahiro Oki, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 13/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid developer includes an insulating liquid and toner particles obtained by surface-modifying toner mother particles made of a material containing a rosin resin with a polyalkyleneimine.