- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 121/04 - Reaction products
Patent holdings for IPC class C10M 121/04
Total number of patents in this class: 21
10-year publication summary
|
3
|
4
|
4
|
2
|
0
|
1
|
1
|
0
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NCH Corporation | 266 |
6 |
| The Lubrizol Corporation | 1335 |
4 |
| Chevron U.S.A. Inc. | 3774 |
2 |
| Tannas Company | 28 |
2 |
| Total Marketing Services | 487 |
2 |
| Delta specialties | 3 |
1 |
| Fuchs Petrolub SE | 61 |
1 |
| University of Saskatchewan | 450 |
1 |
| Delta Specialties Company | 1 |
1 |
| Totalenergies Onetech (previously Totalenergies One Tech) | 323 |
1 |
| Other owners | 0 |