- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/575 - Compositions based on water or polar solvents containing organic compounds
Patent holdings for IPC class C09K 8/575
Total number of patents in this class: 326
10-year publication summary
|
45
|
45
|
33
|
25
|
12
|
8
|
9
|
5
|
12
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21251 |
96 |
| Saudi Arabian Oil Company | 13969 |
29 |
| Schlumberger Technology Corporation | 11592 |
12 |
| Baker Hughes Holdings LLC | 2983 |
11 |
| Schlumberger Canada Limited | 7587 |
8 |
| Schlumberger Technology B.v. | 5282 |
8 |
| Services Petroliers Schlumberger | 5995 |
8 |
| Baker Hughes, a GE Company, LLC | 2091 |
8 |
| Schlumberger Holdings Limited | 2722 |
7 |
| Aramco Services Company | 4164 |
7 |
| M-I L.L.C. | 756 |
7 |
| Prad Research and Development Limited | 2676 |
7 |
| Rhodia Operations | 1515 |
5 |
| Trican Well Service Ltd. | 73 |
5 |
| ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 186 |
5 |
| EPG (engineered Nanoproducts Germany) AG | 38 |
4 |
| Poweltec | 15 |
4 |
| Maersk Olie og Gas AS | 99 |
4 |
| Schlumberger Norge AS | 73 |
3 |
| Canadian Energy Services LP | 74 |
3 |
| Other owners | 85 |