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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.:

US 10787622 B1

PDFFull Text
Date of Patent:
Sep. 29, 2020

Filed:

Dec. 17, 2014

Lubricating composition for lead and copper corrosion inhibition

Applicant:

The Lubrizol Corporation, Wickliffe, OH (US);

Inventors:

Yanshi Zhang, Solon, OH (US);

Jody A. Kocsis, Chagrin Falls, OH (US);

Mark J. McGuiness, Chagrin Falls, OH (US);

Assignee:

The Lubrizol Corporation, Wickliffe, OH (US);

Attorneys:

Michael Miller

Eryn Fuhrer

Teresan Gilbert

Primary Examiner:

Prem C Singh

Assistant Examiner:

Francis C Campanell

Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 139/00 (2006.01); C10M 141/12 (2006.01); C10M 133/44 (2006.01); C10M 135/10 (2006.01); C10M 137/10 (2006.01); C10N 30/06 (2006.01); C10N 30/10 (2006.01); C10N 30/12 (2006.01); C10N 30/00 (2006.01); C10N 40/25 (2006.01); C10N 60/14 (2006.01);
U.S. Cl.
CPC ...
C10M 141/12 (2013.01); C10M 133/44 (2013.01); C10M 135/10 (2013.01); C10M 137/10 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/1025 (2013.01); C10M 2215/086 (2013.01); C10M 2215/223 (2013.01); C10M 2219/046 (2013.01); C10M 2219/066 (2013.01); C10M 2219/087 (2013.01); C10M 2223/045 (2013.01); C10M 2227/061 (2013.01); C10N 2030/06 (2013.01); C10N 2030/10 (2013.01); C10N 2030/12 (2013.01); C10N 2030/42 (2020.05); C10N 2030/43 (2020.05); C10N 2030/45 (2020.05); C10N 2030/52 (2020.05); C10N 2040/25 (2013.01); C10N 2040/252 (2020.05); C10N 2060/14 (2013.01);
Abstract

The invention provides a lubricating composition containing an oil of lubricating viscosity, an ashless thiocarbamate compound having an optionally-substituted hydrocarbyl group on an S-atom and an optionally-substituted hydrocarbyl group on an N-atom, and a boron-containing compound. The invention further relates to a method of lubricating an internal combustion engine with the lubricating composition.

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Zhang, Yanshi. (2020). Lubricating composition for lead and copper corrosion inhibition (U.S. Patent No. 10787622). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10787622

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