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. 10, 2013
Filed:
Aug. 24, 2011
Isao Yoshida, Osaka, JP;
Koji Ichikawa, Osaka, JP;
Isao Yoshida, Osaka, JP;
Koji Ichikawa, Osaka, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
The present invention provides a salt represented by the formula (I): wherein Qand Qindependently each represent a fluorine atom or a C1-C6 perfluoroalkyl group, Land Lindependently each represent a C1-C17 divalent saturated hydrocarbon group in which one or more —CH— can be replaced by —O— or —CO—, ring Wand ring Windependently each represent a C3-C36 aliphatic ring, Ris independently in each occurrence a C1-C6 alkyl group, Ris independently in each occurrence a C1-C6 alkyl group, Rrepresents a C1-C12 hydrocarbon group, t represents an integer of 0 to 2, u represents an integer of 0 to 2, and Zrepresents an organic counter ion.