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:
Jan. 08, 1985
Filed:
Dec. 13, 1982
Applicant:
Inventors:
Masaaki Kato, Machida, JP;
Teruzo Miyoshi, Machida, JP;
Iwao Kibayashi, Machida, JP;
Masahisa Ikemi, Tokyo, JP;
Haruo Gomi, Machida, JP;
Yoshiaki Ishimatsu, Zama, JP;
Noriaki Koizumi, Ibaraki, JP;
Hideaki Yamada, Kyoto, JP;
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07B / ; C12P / ;
U.S. Cl.
CPC ...
435280 ; 435115 ;
Abstract
Disclosed is a process for preparing L-threonine which comprises causing D-threonine-aldolase, or D-threonine-aldolase and L-allothreonine-aldolase to act on a solution containing at least DL-threonine thereby obtaining L-threonine from a mixture containing at least DL-threonine.