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:
Apr. 11, 2000
Filed:
May. 26, 1998
Applicant:
Inventors:
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
508364 ;
Abstract
Disclosed is a lubricating oil composition, which comprises a base oil and additives of (A) a dithiocarbamate compound and (B) a condensate of a branched chain fatty acid having from 8 to 30 carbon atoms and an amine, and optionally (C) an amine-type antioxidant. The composition has an excellent shudder-preventing ability and has a long shudder-preventing life.