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, 2026
Filed:
Jun. 27, 2022
Applicant:
Dnp Fine Chemicals Co., Ltd., Yokohama, JP;
Inventors:
Syunya Morozumi, Yokohama, JP;
Yuji Makimoto, Yokohama, JP;
Assignee:
DNP FINE CHEMICALS CO., LTD., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/322 (2014.01); C09D 11/40 (2014.01); C09D 11/54 (2014.01); B41M 5/00 (2006.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); C09D 11/40 (2013.01); C09D 11/54 (2013.01); B41M 5/0011 (2013.01);
Abstract
A water-based ink contains at least a coloring material, water, and an organic solvent, the coloring material containing a pigment, and the organic solvent having a water-octanol partition coefficient of −0.3 or less. The water-based ink makes it possible to suppress white spots, suppress the occurrence of water-based ink filling defects, and produce recorded matter having high image reproducibility.
Morozumi, Syunya. (2026). Water-based ink and ink set including same (U.S. Patent No. 12590216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12590216
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile