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:
Feb. 13, 2018
Filed:
Oct. 23, 2012
Applicant:
Toru Onishi, Toyota, JP;
Inventor:
Toru Onishi, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C12P 7/14 (2006.01); C12N 9/02 (2006.01); C12N 15/52 (2006.01); C12P 7/10 (2006.01);
U.S. Cl.
CPC ...
C12P 7/14 (2013.01); C12N 9/0008 (2013.01); C12N 15/52 (2013.01); C12P 7/10 (2013.01); C12Y 102/0101 (2013.01); Y02E 50/16 (2013.01); Y02P 20/52 (2015.11);
Abstract
The invention is intended to metabolize acetic acid and to lower acetic acid concentration in a medium at the time of xylose assimilation and ethanol fermentation by a yeast strain having xylose-metabolizing ability. To this end, a recombinant yeast strain having xylose-metabolizing ability and comprising an acetaldehyde dehydrogenase gene introduced thereinto is cultured in a medium containing cellulose, cellulase, and xylose to perform ethanol fermentation.