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:
Nov. 07, 2017
Filed:
Mar. 11, 2014
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Joseph R. Wegner, Falcon Heights, MN (US);
Erin Brown, Hager City, WI (US);
Xin Sun, Eagan, MN (US);
Thomas Mohs, Eagan, MN (US);
Assignee:
Ecolab USA Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
G01N 21/64 (2013.01); G01N 21/6447 (2013.01); G01N 2021/6439 (2013.01); G01N 2021/6495 (2013.01); G01N 2021/6497 (2013.01);
Abstract
Fluorescing compositions are disclosed for monitoring cleaning of a surface. The fluorescing compositions are stable, fluoresce under UV light, and do not leave a mark after drying and removal. The compositions include an optical brightener solubilized with cyclodextrin.