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.:

US 7553806 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 30, 2009

Filed:

Jul. 29, 2002
Applicants:

Victor Fuk-pong Man, St. Paul, MN (US);

Steven Eugene Lentsch, St. Paul, MN (US);

Jaclyn Tilleskjor, Burnsville, MN (US);

Inventors:

Victor Fuk-Pong Man, St. Paul, MN (US);

Steven Eugene Lentsch, St. Paul, MN (US);

Jaclyn Tilleskjor, Burnsville, MN (US);

Assignee:

Ecolab Inc., St. Paul, MN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C11D 7/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a liquid enzyme cleaning composition in which the enzyme is stable at alkaline pH and: at high concentration of boric acid salt; in the absence of sodium ion; and/or in the presence of water at concentrations of at least about 60 weight percent. The present enzyme cleaning composition typically yields superior soil (especially protein soil) removal properties. In an embodiment, the composition of the invention stabilizes the enzyme with potassium and/or alkanolamine borate.


Find Patent Forward Citations

Man, Victor Fuk-Pong. (2009). Stable liquid enzyme compositions with enhanced activity (U.S. Patent No. 7553806). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7553806

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