- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 175/00 - Working-up used lubricants to recover useful products
Patent holdings for IPC class C10M 175/00
Total number of patents in this class: 236
10-year publication summary
|
14
|
12
|
19
|
18
|
18
|
13
|
11
|
17
|
13
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Totalenergies Onetech | 1377 |
15 |
| ExxonMobil Research And Engineering Company | 2562 |
10 |
| SKF Recondoil AB | 23 |
7 |
| Alfa Laval Corporate AB | 1321 |
6 |
| The Lubrizol Corporation | 1290 |
6 |
| The Chemours Company Fc, LLC | 1256 |
4 |
| China University of Petroleum (East China) | 382 |
4 |
| SK Innovation Co., Ltd. | 1360 |
4 |
| SMS Group GmbH | 1134 |
4 |
| SK Enmove Co., Ltd. | 56 |
4 |
| Dow Global Technologies LLC | 10437 |
3 |
| Chevron U.S.A. Inc. | 3996 |
3 |
| Castrol Limited | 519 |
3 |
| HYDAC Filter Systems GmbH | 34 |
3 |
| OTG Research, LLC | 5 |
3 |
| MEMC Singapore Pte. Ltd. | 27 |
3 |
| Speira GmbH | 118 |
3 |
| Regen III Corp. | 13 |
3 |
| ExxonMobil Technology and Engineering Company | 1112 |
3 |
| Robert Bosch GmbH | 42815 |
2 |
| Other owners | 143 |