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:
Sep. 01, 1987
Filed:
May. 14, 1986
Applicant:
Inventors:
Thomas E Johnston, Mentor, OH (US);
Casper J Dorer, Jr, Lyndhurst, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44 67 ; 44 68 ; 44 69 ; 44 76 ;
Abstract
A fuel composition for internal combustion engines, and more particularly, a fuel composition for internal combustion engines containing less than about 0.5 gram of lead per gallon of fuel is described. The fuel provides acceptable valve seat protection in engines designed to operate on leaded fuels. A further aspect of the invention is to reduce deposit formation within the cylinders.
Johnston, Thomas. (1987). Fuel products comprising a lead scavenger (U.S. Patent No. 4690687). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4690687
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile