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:
Jul. 01, 2014
Filed:
Mar. 01, 2010
Ewan E. Delbridge, Concord Township, OH (US);
Virginia A. Carrick, Chardon, OH (US);
John K. Pudelski, Beijing, CN;
Matthew D. Gieselman, Wickliffe, OH (US);
Christopher L. Friend, Bobbers Mill, GB;
Patrick E. Mosier, Bay Village, OH (US);
Michelle M. Rogers, Chagrin Falls, OH (US);
Mark L. Tierney, Wayland, MI (US);
Ewan E. Delbridge, Concord Township, OH (US);
Virginia A. Carrick, Chardon, OH (US);
John K. Pudelski, Beijing, CN;
Matthew D. Gieselman, Wickliffe, OH (US);
Christopher L. Friend, Bobbers Mill, GB;
Patrick E. Mosier, Bay Village, OH (US);
Michelle M. Rogers, Chagrin Falls, OH (US);
Mark L. Tierney, Wayland, MI (US);
The Lubrizol Corporation, Wickliffe, OH (US);
Abstract
A composition of an oil-soluble ionic detergent that does not contribute metal ions to the composition, and which comprises a quaternary non-metallic pnictogen cation and an organic anion having at least one hydrocarbyl group of sufficient length to impart oil solubility to the detergent, the detergent having a total base number (TBN) to total acid number (TAN) ratio of at least 2:1 imparts ash-free basicity to a lubricant composition.