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. 16, 1995
Filed:
Jan. 26, 1994
Applicant:
Inventors:
Wolfgang Leuchtenberger, Bruchkobel, DE;
Maria-Regina Kula, Wolfenbuttel, DE;
Werner Hummel, Braunschweig, DE;
Horst Schutte, Salzgitter, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ;
U.S. Cl.
CPC ...
4352521 ; 4352532 ; 435108 ;
Abstract
The invention is directed to obtaining phenylalanine-dehydrogenase containing microorganisms by a special selection process comprising obtaining microorganisms, especially strains of Rhodococcus and the phenylalanine-dehydrogenase obtained in them. With the help of this enzyme there are obtained L-.alpha.-aminoacids from the corresponding ketocarboxylic acids by reductive amination.