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. 10, 2001
Filed:
Jan. 14, 1999
Fusao Tomita, Sapporo, JP;
Atsushi Yokota, Sapporo, JP;
Kenichi Hashiguchi, Kawasaki, JP;
Masako Ishigooka, Kawasaki, JP;
Osamu Kurahashi, Kawasaki, JP;
Ajinomoto Co., Inc., Tokyo, JP;
Abstract
L-valine is produced by culturing a microorganism belonging to the genus Escherichia with the capability of producing L-valine or L-leucine wherein it requires lipoic acid for growth, a microorganism belonging to the genus Escherichia with the capability of producing L-valine or L-leucine wherein it is deficient in H,-ATPase activity, a microorganism belonging to the genus Escherichia wit the capability of producing L-valine or L-leucine wherein it requires lipoic acid for growth and is deficient in H,-ATPase activity, in the liquid medium to allow the L-valine to be produced and accumulated in a culture medium, and collecting it.