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. 20, 2012
Filed:
Mar. 31, 2005
Applicants:
Kenneth Dale Nelson, Napa, CA (US);
Edward A. Chiverton, San Francisco, CA (US);
Inventors:
Kenneth Dale Nelson, Napa, CA (US);
Edward A. Chiverton, San Francisco, CA (US);
Assignee:
Chevron Oronite Company LLC, San Ramon, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 135/36 (2006.01); C10M 139/00 (2006.01); C10M 169/04 (2006.01); C10M 159/18 (2006.01); C10M 133/58 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multifunctional product is prepared by the reaction of an alkyl or alkenyl succinic acid derivative with a Fused-Ring Aromatic diamine, with a charge mole ratio of the diamine moiety in stoichiometric excess, under reactive conditions to thereby yield a multifunctional lubricant additive.