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:
Jan. 07, 2014
Filed:
Dec. 16, 2008
Applicants:
Richard E. Cherpeck, Cotati, CA (US);
Carrie Y. Chan, Daly City, CA (US);
Gaurav Bhalla, Hercules, CA (US);
Inventors:
Richard E. Cherpeck, Cotati, CA (US);
Carrie Y. Chan, Daly City, CA (US);
Gaurav Bhalla, Hercules, CA (US);
Assignee:
Chevron Oronite Company LLC, San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 133/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a lubricating oil composition containing an oil of lubricating viscosity and a N,N,N',N′-tetraalkyl-naphthalene-1,8-diamine and at least one additive selected from antioxidants, dispersants, and detergents which together provide superior oxidation inhibition and are suitable lubricants for automotive and truck crankcase lubricants; as well as transmission lubricants, gear lubricants, hydraulic fluids, compressor oils, diesel and marine lubricants.