- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 159/24 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing sulfonic radicals
Patent holdings for IPC class C10M 159/24
Total number of patents in this class: 280
10-year publication summary
|
14
|
12
|
29
|
20
|
20
|
11
|
4
|
7
|
4
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 3995 |
52 |
| The Lubrizol Corporation | 1335 |
42 |
| Afton Chemical Corporation | 468 |
21 |
| Kyodo Yushi Co., Ltd. | 224 |
20 |
| NCH Corporation | 266 |
17 |
| Chevron Oronite Company LLC | 551 |
15 |
| JX Nippon Oil & Energy Corporation | 1019 |
12 |
| Nippon Oil Corporation | 340 |
9 |
| Infineum International Limited | 340 |
8 |
| ENEOS Corporation | 611 |
6 |
| Vallourec Oil and Gas France | 450 |
5 |
| NTN Corporation | 5008 |
4 |
| JTEKT Corporation | 2423 |
4 |
| ExxonMobil Research And Engineering Company | 2830 |
3 |
| Chevron U.S.A. Inc. | 3774 |
3 |
| Chemtool Incorporated | 10 |
3 |
| Nippon Steel Corporation | 5649 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
3 |
| JXTG Nippon Oil & Energy Corporation | 325 |
3 |
| Kajo GmbH | 7 |
3 |
| Other owners | 44 |