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:
Sep. 26, 2017
Filed:
Aug. 19, 2013
The Lubrizol Corporation, Wickliffe, OH (US);
Danielle N. Ivancic, Willoughby, OH (US);
Christopher L. Friend, Nottingham, GB;
Christopher J. Ciolli, Perry, OH (US);
Scott Capitosti, Perry, OH (US);
Ewan E. Delbridge, Concord Township, OH (US);
William D. Abraham, Concord Township, OH (US);
The Lubrizol Corporation, Wickliffe, OH (US);
Abstract
The invention provides a lubricating composition containing an oil of lubricating viscosity and a sulfurized aromatic amine compound, especially sulfur coupled aniline. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the sulfurized aromatic amine compound as a TBN booster and an antioxidant.