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:
Mar. 31, 2015
Filed:
May. 06, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yuki Nishino, Kawasaki, JP;
Shin-ichi Hakamada, Kawasaki, JP;
Kousuke Yamasaki, Kawasaki, JP;
Kenichi Shiiba, Warabi, JP;
Daiji Okamura, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 11/00 (2006.01); C09D 11/00 (2014.01); C09D 11/30 (2014.01); B41J 2/175 (2006.01); C09D 11/324 (2014.01);
U.S. Cl.
CPC ...
C09D 11/30 (2013.01); B41J 2/17503 (2013.01); C09D 11/324 (2013.01);
Abstract
An ink used for an inkjet recording method for discharging the ink from a recording head by an action of thermal energy contains self-dispersing carbon black, a polyurethane polymer having an acid value of 40 mg KOH/g or more, and polyethylene glycol.