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:
Nov. 30, 2004
Filed:
Dec. 21, 2001
Applicant:
Inventors:
Takashi Shibata, Tsukuba, JP;
Chiyo Ichikawa, Nagoya, JP;
Mitsutaka Matsuura, Ichinomiya, JP;
Yuji Noguchi, Aichi, JP;
Yoshimasa Saito, Mitaka, JP;
Michio Yamashita, Tsukuba, JP;
Yoko Takata, Osaka, JP;
Assignee:
Fujisawa Pharmaceutical Co. Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 9/04 ; C12N 1/500 ; C07H 2/104 ;
U.S. Cl.
CPC ...
C12N 9/04 ; C12N 1/500 ; C07H 2/104 ;
Abstract
A gene encoding D-sorbitol dehydrogenase (SLDH); a process for producing SLDH by culturing host cells transformed by an expression vector having the above gene; and a process for processing L-sorbose or 2-keto-L-gulonic acid (2KLGA) by using the above culture. 2KLGA is an important intermediate in the production of L-ascorbic acid. Thus, a process for producing L-ascorbic acid from the 2KLGA obtained by the above process is also provided.