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:
May. 28, 2019
Filed:
Sep. 30, 2014
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
Daniel J. Saccomando, Sheffield, GB;
Shawn Dickess, Cincinnati, OH (US);
Jody A. Kocsis, Chagrin Falls, OH (US);
Brent R. Dohner, Concord, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10N 40/25 (2006.01); C10M 133/16 (2006.01); C10M 133/56 (2006.01); C10M 133/58 (2006.01);
U.S. Cl.
CPC ...
C10M 133/58 (2013.01); C10M 133/16 (2013.01); C10M 133/56 (2013.01); C10M 2215/086 (2013.01); C10M 2215/28 (2013.01); C10M 2215/30 (2013.01); C10N 2040/25 (2013.01); C10N 2220/021 (2013.01); C10N 2230/04 (2013.01); C10N 2230/06 (2013.01); C10N 2240/04 (2013.01); C10N 2240/10 (2013.01); C10N 2240/104 (2013.01);
Abstract
This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear, and wet-clutch a lubricating composition containing: (a) an oil of lubricating viscosity; and (b) a friction modifying additive which is the reaction product of a hydrocarbyl-substituted succinic anhydride and an acid-functionalized amine compound.