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. 07, 1987
Filed:
Oct. 23, 1984
Applicant:
Inventors:
Masayasu Kurono, Nagoya, JP;
Takafumi Iida, Kasugai, JP;
Katsuhiro Hayashi, Kakamigahara, JP;
Kunio Yagi, Nagoya, JP;
Assignee:
Institute of Applied Biochemistry, Gifu, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
558354 ; 558451 ; 560106 ; 260503 ; 562443 ; 562582 ; 562585 ;
Abstract
A novel resolution method of a racemic mixture, wherein four kinds of salts are dissolved in a resolving solvent to fractionally crystallize a desired optically active isomer through an exchange reaction between counter ions.