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:
Jul. 23, 1991
Filed:
Mar. 22, 1990
Applicant:
Inventors:
Assignee:
Ajinomoto Co., Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12N / ;
U.S. Cl.
CPC ...
435108 ; 43525232 ; 4353201 ; 435840 ; 435843 ; 935 29 ; 935 60 ; 935 72 ;
Abstract
A method for producing L-tryptophan comprising culturing coryneform glutamic acid-producing bacteria transformed with an expression vector capable of replicating and expressing an operably linked anthranilic acid phosphoribosyl transferase gene isolated from a brevibacterium glutamic acid-producing bacterium, growing the transformants in culture medium allowing for the production of L-tryptophan and recovering the L-tryptophan accumulated in the culture medium.
Miwa, Kiyoshi. (1991). Method for producing l-tryptophan by fermentation (U.S. Patent No. 5034318). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5034318
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