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. 01, 2026
Filed:
Mar. 24, 2021
Applicant:
Kyowa Pharma Chemical Co., Ltd., Takaoka, JP;
Inventors:
Shoichiro Tomonaga, Takaoka, JP;
Ikumi Shimokawa, Takaoka, JP;
Assignee:
Kyowa Pharma Chemical Co., Ltd., Takaoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 319/24 (2006.01); C07C 323/59 (2006.01); C07C 323/60 (2006.01); C07C 391/00 (2006.01); C07D 341/00 (2006.01);
U.S. Cl.
CPC ...
C07C 319/24 (2013.01); C07C 323/59 (2013.01); C07C 323/60 (2013.01); C07C 391/00 (2013.01); C07D 341/00 (2013.01);
Abstract
Disclosed is a method for producing a trisulfide compound or a selenotrisulfide compound. This production method includes: a step for oxidizing a disulfide compound with an oxidizing agent to obtain a sulfoxide compound; and a step for reacting the sulfoxide compound that has been obtained with a source of sulfur or a source of selenium to obtain a trisulfide compound or a selenotrisulfide compound.
Tomonaga, Shoichiro. (2026). Method for producing trisulfide compound or selenotrisulfide compound (U.S. Patent No. 12723021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12723021
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile