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:
Nov. 13, 2012
Filed:
Jan. 11, 2010
Applicants:
C. Yvonne Thiel, Carmel, NY (US);
Thomas E. Hayden, Wappingers Falls, NY (US);
Inventors:
C. Yvonne Thiel, Carmel, NY (US);
Thomas E. Hayden, Wappingers Falls, NY (US);
Assignee:
Texaco, Inc., San Roman, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/18 (2006.01); C10L 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A diesel fuel containing a soot dispersant additive which is a grafted and derivatized low molecular weight copolymer of ethylene and at least one C-Calpha monoolefin is provided. Also provided is a method for improving the fuel economy of a diesel engine which comprises operating the diesel engine with a fuel composition comprising (a) a major amount of a diesel fuel and (b) a minor fuel economy improving effective amount of the soot dispersant additive.