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:
Feb. 10, 2015
Filed:
Dec. 03, 2013
Applicants:
Dsp Gokyo Food & Chemical Co., Ltd., Osaka-shi, JP;
Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;
Inventors:
Hironori Kinoshita, Suita, JP;
Sumitsugu Kisanuki, Suita, JP;
Masaaki Sugi, Suita, JP;
Takayoshi Mori, Kawasaki, JP;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/00 (2006.01); C07C 315/00 (2006.01); G03F 7/004 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0041 (2013.01);
Abstract
A sulfonium salt compound represented by the following general formula (I): where Rand Reach denote the same or a different alkyl group having 1 to 18 carbon atoms, Rand Reach denote the same or a different alkyl group having 1 to 10 carbon atoms, Xdenotes a sulfonate anion or a carboxylate anion, and the substituents denoted by RO and RO are each located at an arbitrary position selected from the 2-position to the 8-position of the naphthyl group.