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:
Oct. 06, 2020
Filed:
Feb. 26, 2018
Applicant:
Ecolab Usa Inc, Saint Paul, MN (US);
Inventors:
Jennifer Stokes, Saint Paul, MN (US);
Carter M. Silvernail, Saint Paul, MN (US);
Paul Frazer Schacht, Saint Paul, MN (US);
Anthony W. Erickson, Saint Paul, MN (US);
Peter E. Reed, Naperville, IL (US);
Assignee:
Ecolab USA Inc., Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/00 (2006.01); C11D 3/20 (2006.01); C11D 3/04 (2006.01); C11D 1/02 (2006.01); C11D 11/00 (2006.01); C11D 1/66 (2006.01); C11D 1/88 (2006.01); C11D 1/38 (2006.01); C11D 3/36 (2006.01);
U.S. Cl.
CPC ...
C11D 3/2086 (2013.01); C11D 1/02 (2013.01); C11D 1/38 (2013.01); C11D 1/66 (2013.01); C11D 1/88 (2013.01); C11D 3/0047 (2013.01); C11D 3/044 (2013.01); C11D 3/365 (2013.01); C11D 11/0023 (2013.01); C11D 11/0029 (2013.01); C11D 11/0064 (2013.01);
Abstract
The invention relates to compositions, methods of manufacture, and methods for reducing metal corrosion during alkaline cleaning. In particular, the method employs a hydroxyphosphono carboxylic acid in alkaline cleaning of hard surfaces.