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. 08, 2004
Filed:
May. 03, 2002
Applicant:
Inventors:
Katsuhiko Takahashi, Kanagawa, JP;
Shinichi Tochihara, Kanagawa, JP;
Yutaka Kurabayashi, Tokyo, JP;
Hiroshi Tomioka, Tokyo, JP;
Masashi Ogasawara, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/01 ;
U.S. Cl.
CPC ...
B41J 2/01 ;
Abstract
The invention provides an ink set, a process for forming a colored portion and an ink-jet recording apparatus which are used for obtaining higher-quality ink-jet recorded articles. The ink set includes an aqueous ink containing at least an ultrafinely particulate pigment as a coloring material and an aqueous liquid composition containing fine particles, dispersed therein and electrically charged at the surface in a polarity opposite to the ink.