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:
Jan. 16, 2018
Filed:
Mar. 13, 2017
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Joseph Wegner, Falcon Heights, MN (US);
Erin Brown, Hager City, WI (US);
Jeffery Atkins, Aurora, IL (US);
Paul Zinn, Oswego, IL (US);
Robert Walicki, Oak Park, IL (US);
Lanhua Hu, Woodridge, IL (US);
Assignee:
Ecolab USA Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L 2/28 (2006.01); C09K 11/06 (2006.01); A61L 2/18 (2006.01); C08F 220/06 (2006.01);
U.S. Cl.
CPC ...
A61L 2/28 (2013.01); A61L 2/18 (2013.01); C08F 220/06 (2013.01); C09K 11/06 (2013.01); C09K 2211/1416 (2013.01); C09K 2211/1433 (2013.01); C09K 2211/1466 (2013.01);
Abstract
The present invention generally relates to fluorescent marking compositions and their use to determine whether a surface has been cleaned. More particularly, the marking compositions comprise fluorescent polymers.