- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/57 - Compositions based on water or polar solvents
Patent holdings for IPC class C09K 8/57
Total number of patents in this class: 132
10-year publication summary
|
6
|
11
|
16
|
25
|
13
|
2
|
6
|
5
|
9
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 12579 |
27 |
| Halliburton Energy Services, Inc. | 20489 |
25 |
| Aramco Services Company | 3787 |
8 |
| Baker Hughes Holdings LLC | 3009 |
8 |
| Schlumberger Technology Corporation | 10317 |
4 |
| King Fahd University of Petroleum and Minerals | 1043 |
4 |
| Ecole Centrale de Lille | 54 |
3 |
| EPG (engineered Nanoproducts Germany) AG | 43 |
3 |
| Storengy | 14 |
3 |
| Baker Hughes, a GE Company, LLC | 2138 |
3 |
| Schlumberger Canada Limited | 7170 |
2 |
| Schlumberger Technology B.v. | 5083 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3717 |
2 |
| Chevron U.S.A. Inc. | 3873 |
2 |
| BP Exploration Operating Company Limited | 263 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1677 |
2 |
| Petroliam Nasional Berhad (petronas) | 315 |
2 |
| Services Petroliers Schlumberger | 5648 |
2 |
| Temasi AS | 2 |
2 |
| Limited Liability Company "vi-energy" | 4 |
2 |
| Other owners | 24 |