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.

Date of Patent:
Apr. 13, 2021

Filed:

Jan. 03, 2018
Applicants:

Daisuke Goto, Kanagawa, JP;

Toshiya Sagisaka, Kanagawa, JP;

Satoshi Yamamoto, Kanagawa, JP;

Masato Shinoda, Kanagawa, JP;

Mamiko Inoue, Kanagawa, JP;

Inventors:

Daisuke Goto, Kanagawa, JP;

Toshiya Sagisaka, Kanagawa, JP;

Satoshi Yamamoto, Kanagawa, JP;

Masato Shinoda, Kanagawa, JP;

Mamiko Inoue, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 9/02 (2006.01); C07C 217/92 (2006.01); C07D 307/91 (2006.01); C07D 333/76 (2006.01); C07D 209/86 (2006.01); C07D 307/77 (2006.01); C08F 122/22 (2006.01); C08F 120/36 (2006.01); C08F 120/38 (2006.01); G02F 1/153 (2006.01); G02F 1/1516 (2019.01); C08F 122/10 (2006.01);
U.S. Cl.
CPC ...
C09K 9/02 (2013.01); C07C 217/92 (2013.01); C07D 209/86 (2013.01); C07D 307/77 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C08F 120/36 (2013.01); C08F 120/38 (2013.01); C08F 122/1006 (2020.02); C08F 122/22 (2013.01); G02F 1/153 (2013.01); G02F 1/15165 (2019.01); C07C 2603/12 (2017.05); C07C 2603/18 (2017.05); C07C 2603/24 (2017.05); C07C 2603/26 (2017.05); C07C 2603/40 (2017.05); C07C 2603/42 (2017.05); C07C 2603/48 (2017.05); C07C 2603/52 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1018 (2013.01);
Abstract

An electrochromic compound represented by the following formula (1) is provided:


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