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:
Apr. 24, 1984
Filed:
May. 06, 1983
Applicant:
Inventors:
Toshihide Nakanishi, Hofu, JP;
Hiroshi Hagino, Tokyo, JP;
Assignee:
Kyowa Hakko Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
? ; C12P / ;
U.S. Cl.
CPC ...
435107 ;
Abstract
A process for producing L-proline by fermentation, comprising culturing a microorganism belonging to the genus selected from Corynebacterium, Arthrobacter, Brevibacterium, Microbacterium and Saccharomyces and capable of producing L-proline in a culture medium to accumulate L-proline in the cultured liquor and recovering L-proline therefrom, which process is characterized by the use of a culture medium containing at least one member selected from L-glutamic acid and D-, L- and DL-pyrrolidonecarboxylic acid in association with a carbon source, nitrogen source and inorganic compounds.