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:
Nov. 10, 2015
Filed:
May. 19, 2011
Applicants:
William R. S. Barton, Belper, GB;
David Price, Littleover, GB;
Patrick E. Mosier, Bay Village, OH (US);
Inventors:
William R. S. Barton, Belper, GB;
David Price, Littleover, GB;
Patrick E. Mosier, Bay Village, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C10M 149/00 (2006.01); C10M 159/12 (2006.01); C10M 133/16 (2006.01); C10M 149/06 (2006.01); C10M 159/00 (2006.01);
U.S. Cl.
CPC ...
C10M 133/16 (2013.01); C10M 149/06 (2013.01); C10M 159/005 (2013.01); C10M 2205/022 (2013.01); C10M 2205/024 (2013.01); C10M 2205/026 (2013.01); C10M 2205/028 (2013.01); C10M 2207/028 (2013.01); C10M 2207/262 (2013.01); C10M 2209/084 (2013.01); C10M 2215/086 (2013.01); C10M 2215/28 (2013.01); C10M 2217/06 (2013.01); C10M 2219/046 (2013.01); C10M 2219/089 (2013.01); C10N 2220/022 (2013.01); C10N 2230/04 (2013.01); C10N 2230/45 (2013.01); C10N 2230/52 (2013.01); C10N 2240/10 (2013.01); C10N 2240/101 (2013.01); C10N 2240/102 (2013.01); C10N 2240/103 (2013.01); C10N 2240/104 (2013.01); C10N 2240/105 (2013.01);
Abstract
The invention provides a lubricating composition containing a copolymer comprising units derived from monomers (i) α-olefin and (ii) an ethylenically unsaturated carboxylic acid or derivatives thereof esterified and amidated with an alcohol and an aromatic amine respectively, and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine.