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.

Date of Patent:
May. 03, 1988

Filed:

Feb. 15, 1985
Applicant:
Inventors:

Kuniki Kino, Yamaguchi, JP;

Toshihide Nakanishi, Yamaguchi, JP;

Masahiro Sugimoto, Yamaguchi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12N / ; C12R / ;
U.S. Cl.
CPC ...
435108 ; 435253 ; 435843 ;
Abstract

L-tryptophan can be prepared in good yield by a fermentation process which comprises culturing a novel L-tryptophan-producing microorganism of the genus Corynebacterium, which is resistant to at least one member selected from glyphosate [N-phosphonomethyl glycine], paraquat [1,1'-dimethyl-4,4'-bispyridinium] and derivatives thereof, and recovering L-tryptophan from the culture broth.


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