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:
Jan. 10, 2012
Filed:
Dec. 14, 2006
Mohamed G. Fahmy, Eastlake, OH (US);
Daniel C. Visger, Mentor, OH (US);
Barton J. Schober, Perry, OH (US);
Brent R. Dohner, Concord, OH (US);
Patrick E. Moster, Bay Village, OH (US);
Jody A. Kocsis, Chagrin Falls, OH (US);
Isao Nakagawa, Kanagawa-ken, JP;
Mohamed G. Fahmy, Eastlake, OH (US);
Daniel C. Visger, Mentor, OH (US);
Barton J. Schober, Perry, OH (US);
Brent R. Dohner, Concord, OH (US);
Patrick E. Moster, Bay Village, OH (US);
Jody A. Kocsis, Chagrin Falls, OH (US);
Isao Nakagawa, Kanagawa-ken, JP;
The Lubrizol Corporation, Wickliffe, OH (US);
Abstract
A lubricant composition comprising an oil of lubricating viscosity, an amino-functionalized acrylic or methacrylic-containing polymer, comprising about 2 percent to about 8 percent by weight of an amine moiety bearing a tertiary amino group, attached to said polymer through an ester, amide, or imide linkage; and a nitrogen-containing dispersant, provides reduced friction to an internal combustion engine and improved fuel economy.