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:
Dec. 30, 2025
Filed:
Feb. 08, 2017
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Jeremy Brent Finison, Pine Hall, NC (US);
Amani Babekir, Greensboro, NC (US);
Anna Starobin, Greensboro, NC (US);
Assignee:
ECOLAB USA INC., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/68 (2006.01);
U.S. Cl.
CPC ...
G01N 33/6803 (2013.01); G01N 33/6833 (2013.01);
Abstract
A method for detecting presence of protein or biofilm on a surface includes applying a composition to the surface, and observing a color reaction if protein or biofilm is present on the surface. The composition comprises a first part that includes copper sulfate and a second part that includes a reagent capable of reacting with the copper sulfate to produce a visible color reaction when contacted with protein or biofilm.