- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/504 - Compositions based on water or polar solvents
Patent holdings for IPC class C09K 8/504
Total number of patents in this class: 480
10-year publication summary
|
23
|
33
|
69
|
38
|
44
|
37
|
32
|
22
|
18
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14235 |
152 |
| Halliburton Energy Services, Inc. | 21338 |
72 |
| Aramco Services Company | 4195 |
57 |
| Schlumberger Technology Corporation | 11818 |
17 |
| Southwest Petroleum University | 521 |
8 |
| Schlumberger Canada Limited | 7606 |
7 |
| Schlumberger Technology B.v. | 5298 |
7 |
| Baker Hughes Incorporated | 4934 |
7 |
| Services Petroliers Schlumberger | 6024 |
7 |
| Xgs Energy, Inc. | 27 |
7 |
| Baker Hughes Holdings LLC | 3023 |
6 |
| Schlumberger Holdings Limited | 2699 |
5 |
| M-I L.L.C. | 746 |
5 |
| Prad Research and Development Limited | 2661 |
5 |
| Aramco Americas Company | 52 |
5 |
| The Curators of the University of Missouri | 1088 |
4 |
| Baker Hughes Oilfield Operations, LLC | 2527 |
4 |
| CURTIS, Philip, Anthony | 331 |
4 |
| Lyondellbasell Advanced Polymers Inc. | 102 |
4 |
| Firehole Geothermal Solutions, LLC | 5 |
4 |
| Other owners | 93 |