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:
Sep. 17, 2024
Filed:
Mar. 12, 2021
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventor:
Akinori Yomogita, Tokyo, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 145/14 (2006.01); C10M 101/00 (2006.01); C10M 133/16 (2006.01); C10M 169/04 (2006.01); C10N 10/06 (2006.01); C10N 20/00 (2006.01); C10N 20/02 (2006.01); C10N 20/04 (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 145/14 (2013.01); C10M 101/00 (2013.01); C10M 133/16 (2013.01); C10M 169/04 (2013.01); C10M 2205/163 (2013.01); C10M 2209/084 (2013.01); C10M 2215/086 (2013.01); C10N 2010/06 (2013.01); C10N 2020/02 (2013.01); C10N 2020/04 (2013.01); C10N 2020/071 (2020.05); C10N 2020/073 (2020.05); C10N 2030/02 (2013.01); C10N 2030/04 (2013.01); C10N 2030/45 (2020.05); C10N 2030/54 (2020.05); C10N 2040/252 (2020.05); C10N 2040/255 (2020.05);
Abstract
A lubricating oil composition containing a base oil (A), a comb-shaped polymer (B), and an olefin-based copolymer (C), wherein a content of the component (B) is more than 0.80 mass % based on the total amount of the lubricating oil composition, a weight average molecular weight of the component (C) is 500,000 or more, and the lubricating oil composition has a viscosity index of 200 or more and a kinematic viscosity at 100° C. of 9.3 to 11.0 mm/s.
Quick Actions:
Yomogita, Akinori. (2024). Lubricant oil composition, internal combustion engine, and method for using lubricant oil composition (U.S. Patent No. 12091630). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12091630
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile