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:
Aug. 19, 2025
Filed:
Dec. 24, 2020
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventors:
Kenji Sunahara, Tsukuba, JP;
Shoichiro Fujita, Chiba, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 135/18 (2006.01); C10M 125/22 (2006.01); C10M 129/52 (2006.01); C10M 129/54 (2006.01); C10M 133/06 (2006.01); C10M 137/10 (2006.01); C10M 169/04 (2006.01); C10N 10/04 (2006.01); C10N 10/12 (2006.01); C10N 30/00 (2006.01); C10N 30/02 (2006.01); C10N 30/04 (2006.01); C10N 40/25 (2006.01);
U.S. Cl.
CPC ...
C10M 135/18 (2013.01); C10M 125/22 (2013.01); C10M 129/52 (2013.01); C10M 129/54 (2013.01); C10M 133/06 (2013.01); C10M 137/10 (2013.01); C10M 169/04 (2013.01); C10M 2201/084 (2013.01); C10M 2207/142 (2013.01); C10M 2207/144 (2013.01); C10M 2215/04 (2013.01); C10M 2219/068 (2013.01); C10M 2223/045 (2013.01); C10N 2010/04 (2013.01); C10N 2010/12 (2013.01); C10N 2030/02 (2013.01); C10N 2030/04 (2013.01); C10N 2030/52 (2020.05); C10N 2030/54 (2020.05); C10N 2040/255 (2020.05);
Abstract
A lubricating oil composition, containing a base oil (A), a metal-based detergent (B), and a molybdenum compound (D), the lubricating oil composition having a content of molybdenum atoms derived from the molybdenum compound (D) of 0.05% by mass or more, a base number of 4.0 mg KOH/g or more, and an HTHS viscosity at 150° C. of 1.3 mPa·s or more and less than 2.3 mPa·s.
Sunahara, Kenji. (2025). Lubricating oil composition (U.S. Patent No. 12391897). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12391897
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile