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:
Dec. 25, 2007
Filed:
Feb. 03, 2003
Manabu Ogawa, Fujinomiya, JP;
Nobuhiro Nishita, Minami-Ashigara, JP;
Keiichi Tateishi, Minami-Ashigara, JP;
Junichi Yamanouchi, Minami-Ashigara, JP;
Manabu Ogawa, Fujinomiya, JP;
Nobuhiro Nishita, Minami-Ashigara, JP;
Keiichi Tateishi, Minami-Ashigara, JP;
Junichi Yamanouchi, Minami-Ashigara, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
An ink composition comprising: at least one dye having an oxidation potential of more positive than 1.0 V dissolved or dispersed in an aqueous medium; and a surface active agent in an amount of from 0.05 to 50 g/l. The ink composition having the aforesaid constitution exhibits a high ejection stability and can provide an image having assured hue and an excellent weathering resistance and being free of defects in water resistance and image quality.