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:
Dec. 16, 2008
Filed:
Jan. 31, 2005
Applicants:
Stephen H. Roby, Hercules, CA (US);
Susanne G. Ruelas, San Pablo, CA (US);
Inventors:
Stephen H. Roby, Hercules, CA (US);
Susanne G. Ruelas, San Pablo, CA (US);
Assignee:
Chevron Oronite Company, LLC, San Ramon, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10G 71/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lubricating base oil composition is provided comprising (a) at least one Fischer-Tropsch derived lubricating base oil characterized as having a kinematic viscosity of about 2 to about 5 centistoke (cSt) at 100° C.; and (b) at least one polyol ester. Methods for improving the fuel economy of an internal combustion engine are also provided.