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:
Jun. 03, 2008
Filed:
Jul. 11, 2003
Paul E. Adams, Willoughby, OH (US);
Craig D. Tipton, Perry, OH (US);
Shreyasi Lahiri, Mentor, OH (US);
James H. Bush, Mentor, OH (US);
James C. Ray, Mentor, OH (US);
David J. Aaserud, Painesville, OH (US);
Paul E. Adams, Willoughby, OH (US);
Craig D. Tipton, Perry, OH (US);
Shreyasi Lahiri, Mentor, OH (US);
James H. Bush, Mentor, OH (US);
James C. Ray, Mentor, OH (US);
David J. Aaserud, Painesville, OH (US);
The Lubrizol Corporation, Wickliffe, OH (US);
Abstract
A fluid composition of (a) a friction modifier derived from the reaction of a carboxylic acid or a reactive equivalent thereof with an aminoalcohol, the friction modifier containing at least two hydrocarbyl groups; and (b) a dispersant other than a species of (a), provides good friction properties to an automatic transmission.