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:
Apr. 10, 2012
Filed:
Oct. 11, 2007
Applicants:
Norihiko Hirata, Suita, JP;
Takanori Yoshimiya, Ibaraki, JP;
Yoshihiko Iwanaga, Nishinomiya, JP;
Inventors:
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07F 15/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing an asymmetric copper complex crystal comprising reacting an optically active salicylidene amino alcohol compound with a copper compound, then, performing a crystallization treatment in the presence of an alcohol solvent.