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:
Aug. 04, 2026
Filed:
Sep. 29, 2021
Applicant:
Takasago International Corporation, Tokyo, JP;
Inventors:
Yuji Nakayama, Kanagawa, JP;
Yamato Yuki, Kanagawa, JP;
Kazuhiko Sakaguchi, Kanagawa, JP;
Nao Tamaki, Kanagawa, JP;
Assignee:
TAKASAGO INTERNATIONAL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); B01J 31/24 (2006.01);
U.S. Cl.
CPC ...
C07F 15/0046 (2013.01); B01J 31/2409 (2013.01); C07B 2200/07 (2013.01);
Abstract
A ruthenium complex of the following formula (1), a production method thereof, and uses of the ruthenium complex are disclosed. A method for producing the ruthenium complex includes a process of reacting a specific ruthenium complex with a borohydride compound. The ruthenium complex can be used as a catalyst in a production of optically active secondary alcohols.
Nakayama, Yuji. (2026). Ruthenium complex, production method of the complex, and production method of optically active secondary alcohols using the complex as catalyst (U.S. Patent No. 12698300). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12698300
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile