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:
Oct. 06, 2009
Filed:
Jun. 25, 2004
Kevin Louis Crouthamel, Wycombe, PA (US);
Vincent Mark Carey, Sewell, NJ (US);
Peter Calcavecchio, Milford, NJ (US);
Evelyn Nobles Drake, Bernardsville, NJ (US);
Kevin John Kelly, Mullica Hill, NJ (US);
Liehpao Oscar Farng, Lawrenceville, NJ (US);
Kevin Louis Crouthamel, Wycombe, PA (US);
Vincent Mark Carey, Sewell, NJ (US);
Peter Calcavecchio, Milford, NJ (US);
Evelyn Nobles Drake, Bernardsville, NJ (US);
Kevin John Kelly, Mullica Hill, NJ (US);
Liehpao Oscar Farng, Lawrenceville, NJ (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
An improved lubricating composition suitable for diesel engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of an alkylamine-alkylphosphate additive. The alkylamine-alkylphosphate additive comprises from at least 1.25 equivalents of alkylamine to 1.0 equivalents of alkylphosphate.