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. 07, 2015
Filed:
Oct. 31, 2012
Applicants:
Nippon Paper Industries Co., Ltd., Kita-ku, JP;
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Inventors:
Akihito Ogino, Tokyo, JP;
Yoshimi Midorikawa, Tokyo, JP;
Yukiko Sato, Tokyo, JP;
Keiichiro Inada, Chikujo-gun, JP;
Mai Higuchi, Chikujo-gun, JP;
Mamoru Suga, Chiyoda-ku, JP;
Assignees:
NIPPON PAPER INDUSTRIES CO., LTD., Kita-ku, Tokyo, JP;
Mitsubishi Chemical Corporation, Chiyoda-ku, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/333 (2006.01); B41M 5/337 (2006.01); C07C 309/75 (2006.01); C07C 309/77 (2006.01);
U.S. Cl.
CPC ...
B41M 5/3336 (2013.01); C07C 309/75 (2013.01); C07C 309/77 (2013.01); B41M 5/3375 (2013.01);
Abstract
The present invention provides a compound represented by the formula (1). The compound represented by the formula (1) is a developing agent superior in both color-developing sensitivity with low energy and image stability [in the following formula, wherein Ris a hydrogen atom, an alkyl group, an alkenyl group, an aryl group or an aralkyl group,