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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 12297400 B1

PDFFull Text
Date of Patent:
May. 13, 2025

Filed:

Jan. 04, 2024

Friction and wear reduction additives

Applicant:

Petroliam Nasional Berhad (Petronas), Kuala Lumpur, MY;

Inventors:

Kuah Y. Cheun, Kuala Lumpur, MY;

Andrea Dolfi, Kuala Lumpur, MY;

Giuseppe Forastiero, Kuala Lumpur, MY;

Geetha Srinivasan, Kuala Lumpur, MY;

Farah Fazlina M. Yasin, Kuala Lumpur, MY;

Assignee:

PETROLIAM NASIONAL BERHAD (PETRONAS), Kuala Lumpur, MY;

Attorneys:

Ryan T. Grace

Advent, LLP

Primary Examiner:

Prem C Singh

Assistant Examiner:

Francis C Campanell

Int. Cl.
CPC ...
C10M 125/22 (2006.01); C10M 133/04 (2006.01); C10M 137/02 (2006.01); C10M 169/04 (2006.01); C10N 10/12 (2006.01); C10N 20/00 (2006.01); C10N 30/00 (2006.01); C10N 30/06 (2006.01); C10N 30/10 (2006.01); C10N 30/12 (2006.01); C10N 40/25 (2006.01); C10N 70/00 (2006.01);
U.S. Cl.
CPC ...
C10M 125/22 (2013.01); C10M 133/04 (2013.01); C10M 137/02 (2013.01); C10M 169/04 (2013.01); C10M 2215/02 (2013.01); C10M 2219/02 (2013.01); C10M 2223/02 (2013.01); C10M 2223/06 (2013.01); C10M 2227/066 (2013.01); C10N 2010/12 (2013.01); C10N 2020/077 (2020.05); C10N 2030/06 (2013.01); C10N 2030/10 (2013.01); C10N 2030/12 (2013.01); C10N 2030/41 (2020.05); C10N 2040/251 (2020.05); C10N 2040/252 (2020.05); C10N 2070/02 (2020.05);
Abstract

The present invention relates to additives for reducing friction and wear in lubricants. In particular, the present invention relates to novel salts and their use in lubricating oil compositions for reducing friction and wear. In particular, the present invention relates to one or more ionic liquids, wherein the one or more ionic liquids comprise one or more cations and one or more Group 6 metal mononuclear metallate anions.

Find Patent Forward Citations

Cheun, Kuah. (2025). Friction and wear reduction additives (U.S. Patent No. 12297400). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12297400

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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