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:
Jul. 24, 2018
Filed:
Dec. 19, 2012
Applicant:
E Ink Corporation, Billerica, MA (US);
Inventors:
Daisuke Nakayama, Kanagawa, JP;
Yasuo Yamamoto, Kanagawa, JP;
Naoki Hiji, Kanagawa, JP;
Mieko Seki, Kanagawa, JP;
Ryota Mizutani, Kanagawa, JP;
Chikara Manabe, Kanagawa, JP;
Cao Jun, Kanagawa, JP;
Toshihide Aoshima, Kanagawa, JP;
Assignee:
E Ink Corporation, Billerica, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/167 (2006.01); C08F 2/44 (2006.01); C09B 61/00 (2006.01); C09B 62/763 (2006.01); C09B 67/46 (2006.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); C08F 2/44 (2013.01); C09B 61/00 (2013.01); C09B 67/009 (2013.01); G02F 2001/1678 (2013.01);
Abstract
There is provided an electrophoretic particle which contains a core material particle formed of a composition containing a resin, a nitrogen-containing heterocyclic compound having any one of an imino group, a methylol group and an alkoxymethyl group in the molecule and a heterocyclic ring having a nitrogen atom, and a coloring agent.