- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/508 - Compositions based on water or polar solvents containing organic compounds macromolecular compounds
Patent holdings for IPC class C09K 8/508
Total number of patents in this class: 889
10-year publication summary
|
47
|
66
|
73
|
57
|
59
|
48
|
23
|
27
|
29
|
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. | 21107 |
171 |
| Saudi Arabian Oil Company | 13839 |
126 |
| Aramco Services Company | 4154 |
46 |
| Schlumberger Canada Limited | 7487 |
35 |
| Schlumberger Technology B.v. | 5242 |
34 |
| Services Petroliers Schlumberger | 5921 |
34 |
| Schlumberger Technology Corporation | 11266 |
33 |
| Schlumberger Holdings Limited | 2755 |
28 |
| Prad Research and Development Limited | 2685 |
28 |
| Mitsubishi Chemical Corporation | 4662 |
16 |
| TURNER, Craig, Robert | 138 |
16 |
| CURTIS, Philip, Anthony | 365 |
12 |
| ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 186 |
10 |
| Kuraray Co., Ltd. | 3564 |
9 |
| M-I L.L.C. | 791 |
9 |
| Baker Hughes Holdings LLC | 2988 |
9 |
| Dow Global Technologies LLC | 10699 |
8 |
| China University of Petroleum (East China) | 400 |
7 |
| Rhodia Operations | 1544 |
7 |
| Southwest Petroleum University | 497 |
7 |
| Other owners | 244 |