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:
Oct. 21, 1986
Filed:
Apr. 13, 1984
Applicant:
Inventors:
Assignee:
Ajinomoto Company, Incorporated, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12R / ; C12R / ;
U.S. Cl.
CPC ...
435108 ; 435840 ; 435843 ;
Abstract
A method for producing L-tryptophan by fermentation which comprises aerobically culturing in a culture medium a mutant of the genus Corynebacterium or genus Brevibacterium which is resistant to sulfaguanidine and capable of producing L-tryptophan, and recovering the L-tryptophan which has accumulated in the culture medium.