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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.:

US 10160722 B1

PDFFull Text
Date of Patent:
Dec. 25, 2018

Filed:

Jun. 01, 2016

Method for producing perfluoroalkanesulfonyl phenol compounds

Applicant:

Sumitomo Chemical Company, Limited, Tokyo, JP;

Inventors:

Junichi Ishikawa, Takarazuka, JP;

Koji Hagiya, Osaka, JP;

Mitsunobu Kawamura, Osaka, JP;

Assignee:

SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Jafar F Parsa

Int. Cl.
CPC ...
C07C 315/00 (2006.01); C07C 315/04 (2006.01); C07C 315/02 (2006.01); C07C 317/36 (2006.01);
U.S. Cl.
CPC ...
C07C 315/00 (2013.01);
Abstract

A compound represented by formula (3):

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