- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 137/16 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having a phosphorus-to-nitrogen bond
Patent holdings for IPC class C10M 137/16
Total number of patents in this class: 16
10-year publication summary
|
2
|
1
|
0
|
0
|
0
|
5
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3721 |
2 |
| Agency for Science, Technology and Research | 3563 |
2 |
| Moresco Corporation | 157 |
2 |
| FUJIFILM Corporation | 28506 |
1 |
| Shell Oil Company | 2155 |
1 |
| Fuji Electric Co., Ltd. | 4956 |
1 |
| China Petroleum & Chemical Corporation | 1774 |
1 |
| The Lubrizol Corporation | 1310 |
1 |
| NYCO SA | 26 |
1 |
| PetroChina Company Limited | 572 |
1 |
| Research Institute of Petroleum Processing, Sinopec | 383 |
1 |
| NYCO | 11 |
1 |
| Shell USA, Inc. | 1134 |
1 |
| Other owners | 0 |