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:
Oct. 17, 1995
Filed:
May. 06, 1994
Yoshitaka Tamoto, Ichihara, JP;
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
There is disclosed an engine oil composition which comprises as the essential components (a) a base oil comprising either or both of a mineral oil and a synthetic oil, (B) a boron compound derivative of alkenylsuccinimide, (C) an alkaline earth metal salt of salicylic acid and (D) either or both of a molybdenum dithiophosphate and a molybdenum dithiocarbamate. The above engine oil composition can effectively be used as a lubricating engine oil in automobiles and various industrial internal combustion engines by virtue of reduced friction loss of an engine by the use thereof and its low friction properties both in the early stages of use and after being used for a certain period of time.