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. 27, 2023
Filed:
Aug. 21, 2014
Applicant:
Bp Oil International Limited, Middlesex, GB;
Inventors:
Robert Edward Allan, Berkshire, GB;
Ross Alexander Dewhurst, Berkshire, GB;
Michael John Grundy, Berkshire, GB;
David Michael Williamson, Berkshire, GB;
Assignee:
BP OIL INTERNATIONAL LIMITED, Middlesex, GB;
Primary Examiner:
Int. Cl.
CPC ...
C10L 10/06 (2006.01); C10L 1/22 (2006.01); C10L 10/18 (2006.01); C10L 1/14 (2006.01); C10L 1/238 (2006.01); C10L 1/2383 (2006.01); C10L 1/198 (2006.01); C10L 1/2387 (2006.01); C10L 1/222 (2006.01); C10L 1/236 (2006.01);
U.S. Cl.
CPC ...
C10L 10/06 (2013.01); C10L 1/143 (2013.01); C10L 1/198 (2013.01); C10L 1/22 (2013.01); C10L 1/238 (2013.01); C10L 1/2383 (2013.01); C10L 1/2387 (2013.01); C10L 10/18 (2013.01); C10L 1/221 (2013.01); C10L 1/2222 (2013.01); C10L 1/2225 (2013.01); C10L 1/236 (2013.01); C10L 2200/0259 (2013.01); C10L 2200/0423 (2013.01); C10L 2270/023 (2013.01); C10L 2300/20 (2013.01);
Abstract
The use as a valve deposit controlling additive in a fuel composition for a direct injection spark-ignition internal combustion engine of a combination of: a) at least one hydrocarbyl-substituted aromatic compound; and b) at least one polyalkylene amine.