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. 02, 2006
Filed:
Nov. 30, 2004
Nigel Dunn-coleman, Los Gatos, CA (US);
Oreste J. Lantero, Jr., Belvidere, IL (US);
Suzanne E. Lantz, San Carlos, CA (US);
Michael J. Pepsin, Castro Valley, CA (US);
Jayarama K. Shetty, Pleasanton, CA (US);
Nigel Dunn-Coleman, Los Gatos, CA (US);
Oreste J. Lantero, Jr., Belvidere, IL (US);
Suzanne E. Lantz, San Carlos, CA (US);
Michael J. Pepsin, Castro Valley, CA (US);
Jayarama K. Shetty, Pleasanton, CA (US);
Genencor International, Inc., Palo Alto, CA (US);
Abstract
The present invention relates to a granular starch hydrolyzing enzyme composition comprising an acid stable alpha amylase (asAA) having granular starch hydrolyzing activity. The invention also relates to a one-step method for producing an alcohol which comprises contacting a granular starch substrate with an acid-stable alpha amylase (asAA) having granular starch hydrolyzing (GSH) activity and a glucoamylase (GA) in a fermentation step which also comprises ethanologenic microorganisms at a temperature of 25–40° C. to obtain a fermentation broth having 5 to 20% ethanol.