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. 26, 2010
Filed:
Aug. 06, 2008
Applicants:
William Loh, Petaluma, CA (US);
John M. Rosenbaum, Richmond, CA (US);
Nancy J. Bertrand, Lafayette, CA (US);
Patricia Lemay, Vallejo, CA (US);
Rawls Frazier, Petaluma, CA (US);
Mark E. Okazaki, Alameda, CA (US);
Inventors:
William Loh, Petaluma, CA (US);
John M. Rosenbaum, Richmond, CA (US);
Nancy J. Bertrand, Lafayette, CA (US);
Patricia LeMay, Vallejo, CA (US);
Rawls Frazier, Petaluma, CA (US);
Mark E. Okazaki, Alameda, CA (US);
Assignee:
Chevron U.S.A. Inc., San Ramon, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/22 (2006.01); C10G 71/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for improving the oxidation stability of an ashless hydraulic fluid or an ashless paper machine oil, comprising: