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:
Mar. 23, 2021
Filed:
Sep. 11, 2017
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventor:
William R. S. Barton, Belper, GB;
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 141/10 (2006.01); C10M 169/04 (2006.01); C10M 173/00 (2006.01); C10M 163/00 (2006.01); C10N 10/02 (2006.01); C10N 10/04 (2006.01); C10N 20/04 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01); C10N 30/10 (2006.01); C10N 30/00 (2006.01); C10N 40/04 (2006.01);
U.S. Cl.
CPC ...
C10M 141/10 (2013.01); C10M 163/00 (2013.01); C10M 2207/124 (2013.01); C10M 2207/26 (2013.01); C10M 2207/262 (2013.01); C10M 2215/086 (2013.01); C10M 2219/044 (2013.01); C10M 2219/046 (2013.01); C10M 2223/043 (2013.01); C10M 2223/049 (2013.01); C10N 2010/02 (2013.01); C10N 2010/04 (2013.01); C10N 2020/04 (2013.01); C10N 2030/04 (2013.01); C10N 2030/06 (2013.01); C10N 2030/10 (2013.01); C10N 2030/44 (2020.05); C10N 2030/52 (2020.05); C10N 2030/54 (2020.05); C10N 2040/04 (2013.01);
Abstract
The present invention relates to a lubricating composition containing: an oil of lubricating viscosity, a non-borated dispersant, a detergent, and an antiwear package comprising (a) a derivative of a hydroxycarboxylic acid, (b) an amine salt of a phosphoric acid ester, and (c) a phosphite having at least one hydrocarbyl group with 4 or more carbon atoms. The invention further provides for a method of lubricating a driveline device application by employing a lubricating composition containing the antiwear package.