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:
Sep. 06, 2011
Filed:
Oct. 26, 2007
Applicants:
Yukiya Moriizumi, Tokyo, JP;
Kazuhiro Umehara, Tokyo, JP;
Yukio Tatsumi, Tokyo, JP;
Inventors:
Assignee:
Adeka Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M 137/10 (2006.01); C07F 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lubricating oil additive capable of providing an antioxidant which enables a lubricating oil composition to have long drain intervals, while reducing specific components such as metals and phosphorus atoms, and a lubricating oil composition containing the lubricating oil additive are provided. A phosphorus molybdenum compound represented by the following general formula (1) where R, R, and Reach independently represent a hydrocarbon group having 1 to 20 carbon atoms is also provided.