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:
Jun. 01, 2021
Filed:
Jul. 16, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Koromo Shirota, Kawasaki, JP;
Taichi Shintou, Saitama, JP;
Ai Hayakawa, Ashigarakami-gun, JP;
Tsuyoshi Santo, Yokohama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/64 (2006.01); B41M 5/385 (2006.01); B41M 5/39 (2006.01); B41M 5/395 (2006.01); G02B 5/20 (2006.01); C07C 251/30 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
C07C 211/64 (2013.01); B41M 5/3854 (2013.01); B41M 5/39 (2013.01); B41M 5/395 (2013.01); C07C 251/30 (2013.01); G02B 5/20 (2013.01); G02B 5/223 (2013.01);
Abstract
Provided is, for example, a compound excellent in light fastness and storage stability. The compound is characterized by having a structure represented by the following formula (1) or (2).