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:
Apr. 12, 2016
Filed:
Jan. 26, 2012
Applicants:
John G. Loop, Perry, OH (US);
William D. Abraham, Concord, OH (US);
Inventors:
John G. Loop, Perry, OH (US);
William D. Abraham, Concord, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 7/02 (2006.01); C10M 169/04 (2006.01); C10M 139/04 (2006.01); C10M 155/02 (2006.01); C10M 167/00 (2006.01);
U.S. Cl.
CPC ...
C10M 139/04 (2013.01); C10M 155/02 (2013.01); C10M 167/00 (2013.01); C10M 169/048 (2013.01); C10M 2229/041 (2013.01); C10M 2229/051 (2013.01); C10N 2220/022 (2013.01); C10N 2230/02 (2013.01); C10N 2230/18 (2013.01); C10N 2230/43 (2013.01); C10N 2230/45 (2013.01); C10N 2240/102 (2013.01);
Abstract
The disclosed invention relates to a multigrade lubricant composition which can be used for numerous lubricant applications, but is particularly useful for lubricating a diesel engine. The lubricant composition comprises an oil of lubricating viscosity, a detergent, a dispersant, a viscosity index improver, and a combination of anti-foam agents. The lubricant composition may be used for providing enhanced fuel economy and avoiding air entrainment problems when used in lubricating diesel engines.