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:
Sep. 16, 2014
Filed:
Aug. 17, 2012
Applicants:
Satoshi Takebayashi, Tokyo, JP;
Yoshio Nakajima, Yokohama, JP;
Shuichi Okazaki, Fujisawa, JP;
Eiichi Nakata, Kawasaki, JP;
Inventors:
Satoshi Takebayashi, Tokyo, JP;
Yoshio Nakajima, Yokohama, JP;
Shuichi Okazaki, Fujisawa, JP;
Eiichi Nakata, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/02 (2014.01); C09B 29/36 (2006.01); C09B 67/10 (2006.01); C09B 67/00 (2006.01); C09D 11/322 (2014.01); C09B 67/46 (2006.01); C09B 29/33 (2006.01);
U.S. Cl.
CPC ...
C09B 67/0015 (2013.01); C09B 67/0022 (2013.01); C09D 11/322 (2013.01); C09B 67/009 (2013.01); C09B 29/338 (2013.01);
Abstract
Provided is a pigment particle suitable for an ink capable of recording an image that is excellent in color developability and lightfastness, and has a yellow hue. The pigment particle is a pigment particle having a structure represented by the following formula (1), in which a maximum absorption wavelength of an absorption spectrum in a wavelength region of 200 nm or more and 800 nm or less is present in a range of 340 nm or more and 360 nm or less.