- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 159/20 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
Patent holdings for IPC class C10M 159/20
Total number of patents in this class: 195
10-year publication summary
|
16
|
26
|
15
|
16
|
4
|
5
|
2
|
5
|
5
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infineum International Limited | 366 |
41 |
| The Lubrizol Corporation | 1284 |
27 |
| Afton Chemical Corporation | 479 |
22 |
| Idemitsu Kosan Co., Ltd. | 4152 |
14 |
| Chevron Oronite Company LLC | 570 |
11 |
| NCH Corporation | 257 |
11 |
| JX Nippon Oil & Energy Corporation | 999 |
7 |
| ExxonMobil Research And Engineering Company | 2592 |
5 |
| Wilmar Trading Pte. Ltd. | 119 |
5 |
| Chevron Japan Ltd. | 95 |
4 |
| Nippon Oil Corporation | 291 |
4 |
| Elevance Renewable Sciences | 4 |
4 |
| Chemtool Incorporated | 9 |
3 |
| Chevron U.S.A. Inc. | 3929 |
2 |
| Chemtura Corporation | 162 |
2 |
| Chevron Oronite S.A. | 19 |
2 |
| Ecolab USA Inc. | 5451 |
2 |
| Nippon Steel Corporation | 6166 |
2 |
| Sumitomo Metal Industries, Ltd. | 387 |
2 |
| Total Marketing Services | 476 |
2 |
| Other owners | 23 |