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. 17, 2005
Filed:
Aug. 26, 1999
Applicants:
Hyo Hoon Lee, Kyongki-do, KR;
Jae Chun Han, Seoul, KR;
Tae Man Jung, Seoul, KR;
Inventors:
Assignee:
Daesang Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N001/20 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to methods and microorganisms for producing L-threonine. In particular, the present invention relates to the production of L-threonine using microorganisms, andstrains in particular, which require L-methionine for growth and are L-isoleucine-leaky, are resistant to α-methylserine, diaminosuccinic acid, L-glutamic acid, L-threonine, medium containing 60% of L-threonine fermentation mother liquid, azetidine and dehydroproline, and which are susceptible to fluoropyruvate.