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:
Aug. 26, 2014
Filed:
May. 10, 2013
Canon Kabushiki Kaisha, Tokyo, JP;
Ryosuke Nagao, Kawasaki, JP;
Jun Yoshizawa, Tokyo, JP;
Hideki Yamakami, Yokohama, JP;
Kuniaki Fujimoto, Chofu, JP;
Yukako Tamanuki, Tokyo, JP;
Otome Yamashita, Yokohama, JP;
Minako Kawabe, Koganei, JP;
Junichi Sakai, Machida, JP;
Satoshi Kudo, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is an ink capable of recording an image that is excellent in ozone resistance, hardly causes blurring or color change even in a high-humidity environment, and is excellent in humidity resistance. The ink includes a coloring material and a lithium ion. The coloring material includes a compound represented by the following general formula (I) and a content of the lithium ion in the ink is 3.5 times or more in terms of molar ratio with respect to a content of the compound represented by the general formula (I).