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. 18, 1977
Filed:
Sep. 26, 1975
Nelli Isaakovna Zhdanova, Moscow, SU;
Lev Mikhailovich Evstjugov-Babaev, Moscow, SU;
Roza Mitrofanovna Balitskaya, Moscow, SU;
Albert Fedorovich Sholin, Moscow, SU;
Tatyana Borisovna Kasatkina, Moscow, SU;
Natalya Nikolaevna Kuznetsova, Moscow, SU;
Other;
Abstract
The method of preparing L-glutamic acid and its sodium salt by growing, on a nutrient medium containing sources of nitrogen, carbon and mineral salts a strain producent of L-glutamic acid, Micrococcus glutamicus 'VNIIgenetika' 3144, obtained from the strain Micrococcus glutamicus 'VNIIGenetika' 490 by multi-step selection with mutagenic factors-diethyl sulphate and ultra-violet radiation-- the biotin concentration in the liquid mineral medium preferably being such as to ensure the maximum yield of L-glutamic acid.