- 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: 137
10-year publication summary
|
11
|
16
|
25
|
13
|
2
|
6
|
5
|
10
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14248 |
33 |
| Halliburton Energy Services, Inc. | 21320 |
24 |
| Aramco Services Company | 4196 |
11 |
| Baker Hughes Holdings LLC | 3021 |
6 |
| Schlumberger Technology Corporation | 11820 |
5 |
| King Fahd University of Petroleum and Minerals | 1576 |
4 |
| Baker Hughes, a GE Company, LLC | 2054 |
3 |
| Schlumberger Canada Limited | 7601 |
2 |
| Schlumberger Technology B.v. | 5295 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3398 |
2 |
| Chevron U.S.A. Inc. | 4136 |
2 |
| BP Exploration Operating Company Limited | 256 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1652 |
2 |
| Ecole Centrale de Lille | 51 |
2 |
| King Fahd University of Petroleum & Minerals | 194 |
2 |
| Petroliam Nasional Berhad (petronas) | 361 |
2 |
| Services Petroliers Schlumberger | 6023 |
2 |
| Storengy | 13 |
2 |
| Temasi AS | 2 |
2 |
| Limited Liability Company "vi-energy" | 4 |
2 |
| Other owners | 25 |