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:
Dec. 26, 2017
Filed:
Jul. 15, 2015
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Shigeyuki Harada, Shizuoka, JP;
Keita Katoh, Kanagawa, JP;
Masayuki Fukuoka, Shizuoka, JP;
Kazukiyo Nagai, Shizuoka, JP;
Yuusuke Koizuka, Shizuoka, JP;
Tomoyuki Shimada, Shizuoka, JP;
Yoshiki Yanagawa, Shizuoka, JP;
Akiyoshi Sabu, Shizuoka, JP;
Akihiko Matsuyama, Shizuoka, JP;
Takuya Yamazaki, Shizuoka, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 220/34 (2006.01); C08F 220/36 (2006.01); C08F 222/10 (2006.01); C09D 11/322 (2014.01); C09D 11/38 (2014.01); C09D 11/107 (2014.01);
U.S. Cl.
CPC ...
C08F 222/10 (2013.01); C08F 220/36 (2013.01); C09D 11/107 (2013.01); C09D 11/322 (2013.01); C09D 11/38 (2013.01);
Abstract
A copolymer includes a structure unit represented by Chemical Formula I; and a structure unit represented by Chemical Formula II,