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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.:

US 10113190 B1

PDFFull Text
Date of Patent:
Oct. 30, 2018

Filed:

May. 23, 2014

Method for producing l-leucine, l-valine, l-isoleucine, α-ketoisovalerate, α-keto-beta-methylvalerate, or α-ketoisocaproate using recombinant corynebacteria that contain the ilvbn operon which can be induced by propionate

Applicant:

Evonik Degussa Gmbh, Essen, DE;

Inventors:

Robert Gerstmeir, Werther, DE;

Hugo Ramos-Vera, Bielefeld, DE;

Kay Marin, Borgholzhausen, DE;

Assignee:

Evonik Degussa GmbH, Essen, DE;

Attorney:

Law Office of Michael A. Sanzo, LLC

Primary Examiner:

Suzanne M Noakes

Assistant Examiner:

Jae W Lee

Int. Cl.
CPC ...
C12P 13/08 (2006.01); C12N 15/77 (2006.01); C12P 7/40 (2006.01); C12P 13/06 (2006.01); C12N 9/88 (2006.01); C12N 9/10 (2006.01);
U.S. Cl.
CPC ...
C12P 13/08 (2013.01); C12N 9/1022 (2013.01); C12N 9/88 (2013.01); C12N 15/77 (2013.01); C12P 7/40 (2013.01); C12P 13/06 (2013.01); C12Y 202/01006 (2013.01); C12Y 401/03 (2013.01);
Abstract

The invention relates to a process for the production of amino acids and keto acids using microorganisms, in which a promoter inducible by propionate makes possible the regulated expression of certain genes.

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