logo

For the Inventor, By the Inventor

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.:

US 11820957 B1

PDFFull Text
Date of Patent:
Nov. 21, 2023

Filed:

Mar. 25, 2021

Low molecular weight amide/ester containing quaternary ammonium salts

Applicant:

The Lubrizol Corporation, Wickliffe, OH (US);

Inventors:

David J. Moreton, Milford, GB;

Paul R. Stevenson, Belper, GB;

Hannah Greenfield, Derby, GB;

David C. Arters, Solon, OH (US);

James H. Bush, Concord Township, OH (US);

Paul E. Adams, Willoughby, OH (US);

Assignee:

THE LUBRIZOL CORPORATION, Wickliffe, OH (US);

Attorneys:

Christopher Demas

Iken Sans

Michael Miller

Primary Examiner:

James C Goloboy

Int. Cl.
CPC ...
C10M 159/12 (2006.01); C10L 10/18 (2006.01); C10L 10/04 (2006.01); C10M 133/56 (2006.01); C10L 1/2383 (2006.01); C10L 1/24 (2006.01); C10L 1/18 (2006.01); C10L 1/22 (2006.01); C10L 1/188 (2006.01); C10L 1/238 (2006.01); C10N 20/04 (2006.01); C10N 30/12 (2006.01); C10N 40/25 (2006.01); C10N 40/26 (2006.01); C10N 70/00 (2006.01); C10L 1/232 (2006.01); C10M 159/02 (2006.01);
U.S. Cl.
CPC ...
C10M 159/02 (2013.01); C10L 1/18 (2013.01); C10L 1/22 (2013.01); C10L 1/2383 (2013.01); C10L 1/2437 (2013.01); C10L 10/04 (2013.01); C10L 10/18 (2013.01); C10M 133/56 (2013.01); C10L 1/1883 (2013.01); C10L 1/221 (2013.01); C10L 1/232 (2013.01); C10L 1/238 (2013.01); C10L 2200/0259 (2013.01); C10L 2200/0423 (2013.01); C10L 2200/0446 (2013.01); C10L 2270/023 (2013.01); C10L 2270/026 (2013.01); C10M 2207/127 (2013.01); C10M 2215/02 (2013.01); C10M 2215/04 (2013.01); C10M 2215/042 (2013.01); C10M 2215/28 (2013.01); C10M 2217/043 (2013.01); C10N 2020/04 (2013.01); C10N 2030/12 (2013.01); C10N 2040/25 (2013.01); C10N 2040/252 (2020.05); C10N 2040/253 (2020.05); C10N 2040/255 (2020.05); C10N 2040/26 (2013.01); C10N 2070/00 (2013.01);
Abstract

The present technology is related to amide or ester containing quaternary ammonium salts having a hydrocarbyl substituent of number average molecular weight ranging from 300 to 750, and the use of such quaternary ammonium salts in fuel compositions to improve the water shedding performance of the fuel composition.

Find Patent Forward Citations

Moreton, David. (2023). Low molecular weight amide/ester containing quaternary ammonium salts (U.S. Patent No. 11820957). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11820957

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…