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.

Date of Patent:
Apr. 21, 2026

Filed:

Jan. 29, 2024
Applicant:

Afton Chemical Corporation, Richmond, VA (US);

Inventors:

Arturo Carranza, Glen Allen, VA (US);

Wenjun Liu, Shanghai City, CN;

Yue Hu, Glen Allen, VA (US);

Assignee:

Afton Chemical Corporation, Richmond, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 135/36 (2006.01); C10M 137/02 (2006.01); C10N 30/12 (2006.01); C10N 40/04 (2006.01);
U.S. Cl.
CPC ...
C10M 135/36 (2013.01); C10M 137/02 (2013.01); C10M 169/04 (2013.01); C10M 2219/106 (2013.01); C10M 2223/049 (2013.01); C10N 2030/12 (2013.01); C10N 2040/04 (2013.01);
Abstract

A gear fluid composition for lubricating a driveline including a thiadiazole additive and select substituted aryl-phosphite compounds to achieve good antiwear and copper corrosion performance.


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