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:
Sep. 13, 2022
Filed:
Mar. 30, 2018
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Masahiro Higashi, Osaka, JP;
Satoru Yoneda, Osaka, JP;
Akiyoshi Yamauchi, Osaka, JP;
Sumi Ishihara, Osaka, JP;
Yosuke Kishikawa, Osaka, JP;
Marina Nakano, Osaka, JP;
Shinnosuke Nitta, Osaka, JP;
Hirokazu Aoyama, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 309/10 (2006.01); C07C 53/126 (2006.01); C07C 59/347 (2006.01);
U.S. Cl.
CPC ...
C07C 309/10 (2013.01); C07C 53/126 (2013.01); C07C 59/347 (2013.01);
Abstract
A sulfonic acid or carboxylic acid containing a carbonyl group, or a salt thereof represented by the following formula:R—C(═O)—(CR)—(OR)—(CR)-L-Awherein R, R, R, R, n, p, q, A and L are as defined herein.