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. 21, 2025
Filed:
Dec. 20, 2021
Applicant:
Ecolab Usa Inc., Saint Paul, MN (US);
Inventors:
Ashish Dhawan, Saint Paul, MN (US);
Carter M. Silvernail, Saint Paul, MN (US);
Assignee:
ECOLAB USA INC., Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 229/16 (2006.01); C07C 237/06 (2006.01);
U.S. Cl.
CPC ...
C07C 229/16 (2013.01); C07C 237/06 (2013.01);
Abstract
Disclosed herein are the multiple charged cationic or anionic compounds, methods of making thereof, and articles or compositions comprising thereof. The disclosed multiple charged cationic or anionic compounds are derived from polyamines through two reactions: an aza-Michael addition with an activated olefin having an ionic group and a ring-opening reaction with an epoxide.