- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/08 - Hydraulic fluids, e.g. brake-fluids
Patent holdings for IPC class C10N 40/08
Total number of patents in this class: 580
10-year publication summary
|
22
|
27
|
33
|
53
|
34
|
33
|
36
|
41
|
36
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4227 |
104 |
| The Lubrizol Corporation | 1288 |
36 |
| JX Nippon Oil & Energy Corporation | 999 |
26 |
| Shell Internationale Research Maatschappij B.V. | 3549 |
20 |
| Dow Global Technologies LLC | 10371 |
15 |
| SANYO Chemical Industries, Ltd. | 481 |
14 |
| NOK Corporation | 2223 |
13 |
| FUJIFILM Corporation | 29458 |
12 |
| JXTG Nippon Oil & Energy Corporation | 323 |
12 |
| Afton Chemical Corporation | 484 |
11 |
| Chevron Oronite Company LLC | 570 |
10 |
| Evonik Operations GmbH | 4117 |
10 |
| BASF SE | 20945 |
9 |
| Adeka Corporation | 1366 |
9 |
| Mitsui Chemicals, Inc. | 3224 |
8 |
| ENEOS Corporation | 620 |
8 |
| ExxonMobil Research And Engineering Company | 2568 |
7 |
| Totalenergies Onetech | 1346 |
7 |
| Shell Oil Company | 2138 |
6 |
| ExxonMobil Chemical Patents Inc. | 3976 |
6 |
| Other owners | 237 |