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. 21, 1991
Filed:
Sep. 22, 1987
Applicant:
Inventors:
Ryoichi Katsumata, Machida, JP;
Haruhiko Yokoi, Machida, JP;
Assignee:
Kyowa Hakko Kogyo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435114 ; 435 691 ; 435 711 ; 435170 ; 4351721 ; 4351723 ; 43525232 ; 4353201 ; 435840 ; 435 84 ; 435 91 ; 536 27 ; 935-6 ; 935-9 ; 935 22 ; 935 29 ; 935 59 ; 935 60 ; 935 61 ; 935 66 ; 935 72 ;
Abstract
L-arginine is produced by constructing a recombinant DNA composed of a vector DNA and a DNA fragment derived from chromosomal DNA of a microorganism belonging to the genus Corynebacterium or Brevibacterium and bearing genetic information relating to the synthesis of L-arginine-biosynthetic enzyme, introducing the recombinant DNA in a microorganism belonging to the genus Corynebacterium or Brevibacterium, culturing the microorganism in a medium, and recovering L-arginine accumulated in the culture broth.