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 8481791 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 09, 2013

Filed:

Feb. 09, 2010
Applicants:

Hideo Shimizu, Kanagawa, JP;

Daisuke Igarashi, Kanagawa, JP;

Wataru Kuriyama, Kanagawa, JP;

Yukinori Yusa, Kanagawa, JP;

Inventors:

Hideo Shimizu, Kanagawa, JP;

Daisuke Igarashi, Kanagawa, JP;

Wataru Kuriyama, Kanagawa, JP;

Yukinori Yusa, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/14 (2006.01); C07C 27/04 (2006.01); B01J 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provide that a useful catalyst for homogeneous hydrogenation, particularly a catalyst for homogeneous asymmetric hydrogenation for hydrogenation, particularly asymmetric hydrogenation, which is obtainable with comparative ease and is excellent in economically and workability, and a process for producing a hydrogenated compound of an unsaturated compound, particularly an optically active compound using said catalyst with a high yield and optical purity.


Find Patent Forward Citations

Shimizu, Hideo. (2013). Homogeneous asymmetric hydrogenation process (U.S. Patent No. 8481791). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8481791

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