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:
Mar. 23, 2010
Filed:
Jun. 20, 2007
Applicants:
Richard E. Cherpeck, Cotati, CA (US);
Carrie Y. Chan, Daly City, CA (US);
Inventors:
Richard E. Cherpeck, Cotati, CA (US);
Carrie Y. Chan, Daly City, CA (US);
Assignee:
Chevron Oronite Company LLC, San Ramon, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 133/32 (2006.01); C10M 133/12 (2006.01); C09K 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a lubricating oil composition containing an oil of lubricating viscosity and a particularly effective mixture of a nitro-substituted diphenylamine and a diarylamine which together provide superior oxidation inhibition.