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:
May. 28, 1991
Filed:
Jun. 02, 1987
Applicant:
Inventors:
Assignee:
Mitsubishi Petrochemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12N / ;
U.S. Cl.
CPC ...
435115 ; 435840 ; 4352521 ; 435280 ;
Abstract
A method for producting L-threonine is described, comprising subjecting L- or DL-homoserine to enzymatic reaction in an aqueous medium in the presence of cells of biotin-requiring microorganisms belonging to the genus Brevibacterium and harvesting L-threonine from the reaction mixture.