Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Alexander B. Boffa0
Stephen D. Stults0
William M. Kleiser0
Wim Van Dam0
James A. McGeehan0
Kenneth D. Nelson0
Richard E. Cherpeck0
Date of Patent
December 20, 2016
0Patent Application Number
141363240
Date Filed
December 20, 2013
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A lubricating oil composition having a sulfur content of up to about 0.4 wt. % and a sulfated ash content of up to about 0.5 wt. % as determined by ASTM D874 is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; (b) at least one oil-soluble or dispersed oil-stable boron-containing compound having greater than 400 ppm of boron, based upon the total mass of the composition; and (c) at least one oil-soluble or dispersed oil-stable molybdenum-containing compound having at least about 1100 ppm of molybdenum, based upon the total mass of the composition; wherein the lubricating oil composition has a ratio of sulfur to molybdenum of less than or equal to about 4:1.
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