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:
May. 25, 1982
Filed:
Sep. 29, 1980
Applicant:
Inventors:
Andrew G Papay, Manchester, MO (US);
Joseph P O'Brien, Kirkwood, MO (US);
Assignee:
Edwin Cooper, Inc., St. Louis, MO (US);
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 496 ; 252 499 ; 260404 ;
Abstract
Friction of internal combustion engines is reduced by adding to the lubricating oil or fuel used in such engine a minor amount of a friction-reducing additive. The additive is the reaction product of a N-alkanol hydrocarbylamide such as N-ethanol oleamide with a boron compound such as boric acid.