- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 171/02 - Specified values of viscosity or viscosity index
Patent holdings for IPC class C10M 171/02
Total number of patents in this class: 316
10-year publication summary
|
16
|
17
|
41
|
34
|
13
|
23
|
11
|
11
|
12
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ExxonMobil Research And Engineering Company | 2562 |
41 |
| Idemitsu Kosan Co., Ltd. | 4239 |
30 |
| ExxonMobil Chemical Patents Inc. | 3970 |
19 |
| JX Nippon Oil & Energy Corporation | 999 |
15 |
| Chevron U.S.A. Inc. | 4010 |
14 |
| Shell Internationale Research Maatschappij B.V. | 3555 |
13 |
| ENEOS Corporation | 626 |
11 |
| Totalenergies Onetech | 1391 |
9 |
| Shell Oil Company | 2137 |
8 |
| NTN Corporation | 4979 |
7 |
| Nippon Oil Corporation | 277 |
6 |
| Shell USA, Inc. | 1244 |
6 |
| ExxonMobil Technology and Engineering Company | 1119 |
6 |
| Chevron Oronite Company LLC | 574 |
5 |
| Afton Chemical Corporation | 487 |
5 |
| Total Marketing Services | 453 |
5 |
| JXTG Nippon Oil & Energy Corporation | 323 |
5 |
| NSK Ltd. | 2799 |
4 |
| Mitsui Chemicals, Inc. | 3235 |
4 |
| Chevron Phillips Chemical Company LP | 1843 |
4 |
| Other owners | 99 |