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. 28, 2021
Filed:
May. 19, 2020
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Hiromi Sakaguchi, Kanagawa, JP;
Hiroshi Gotou, Kanagawa, JP;
Itsuro Sasaki, Kanagawa, JP;
Ayaka Tanaka, Kanagawa, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/21 (2006.01); C09D 11/30 (2014.01); B41M 5/00 (2006.01); C09D 11/102 (2014.01); C09D 11/033 (2014.01);
U.S. Cl.
CPC ...
B41J 2/2107 (2013.01); B41M 5/0023 (2013.01); C09D 11/033 (2013.01); C09D 11/102 (2013.01); C09D 11/30 (2013.01);
Abstract
An ink including water, an organic solvent, and a polyurethane resin particle is provided. A rate of content of a compound having a molecular weight of 1,000 or less and having a structure represented by the following general formula (I) in the ink is 10 ppm or less.