Patents by Inventor Tatyana V. Leonova

Tatyana V. Leonova has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of producing L-isoleucine using Brevibacterium flavum
    Patent number: 4237228
    Abstract: A method of producing L-isoleucine which comprises culturing the strain of Brevibacterium flavum VNII Genetika 10-89 deposited under the number CMIM B-1507 in a nutrient medium containing sources of nitrogen, carbon, mineral salts and vitamins and under aerobic conditions.Said strain makes it possible to produce L-isoleucine with a yield of 17 g/l and more.
    Type: Grant
    Filed: June 22, 1978
    Date of Patent: December 2, 1980
    Inventors: Nelli I. Zhdanova, Tatyana V. Leonova, Ljudmila F. Kozyreva