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:
Jul. 16, 2013
Filed:
Aug. 13, 2007
Applicants:
Vincent Allen Elder, Carrollton, TX (US);
Christopher J. Koh, Southlake, TX (US);
James Keith Henson, Richardson, TX (US);
Inventors:
Vincent Allen Elder, Carrollton, TX (US);
Christopher J. Koh, Southlake, TX (US);
James Keith Henson, Richardson, TX (US);
Assignee:
Frito-Lay North America, Inc., Plano, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 9/82 (2006.01); A23D 9/013 (2006.01); A23L 1/212 (2006.01); A23L 1/216 (2006.01);
U.S. Cl.
CPC ...
Abstract
A stable asparaginase solution is disclosed. In one aspect, drinking water is treated to reduce the level of chlorine to enhance the residual enzyme activity of asparaginase. The treatment can occur by removing chlorine constituents or by supplying additives that reduces the level of chlorine. Additives can include reducing agents and chlorine scavengers. Removal technologies can include use of activated carbon, ion exchange, and air stripping.