- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/22 - Synthetic organic compounds
Patent holdings for IPC class C09K 8/22
Total number of patents in this class: 146
10-year publication summary
|
5
|
3
|
23
|
12
|
16
|
9
|
4
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 12481 |
45 |
| Halliburton Energy Services, Inc. | 20449 |
10 |
| Schlumberger Technology Corporation | 10284 |
7 |
| Dow Global Technologies LLC | 10167 |
7 |
| Aramco Services Company | 3763 |
4 |
| Schlumberger Canada Limited | 7161 |
3 |
| Schlumberger Holdings Limited | 2866 |
3 |
| China University of Petroleum (East China) | 348 |
3 |
| Huntsman Petrochemical LLC | 288 |
3 |
| King Fahd University of Petroleum & Minerals | 165 |
3 |
| Services Petroliers Schlumberger | 5639 |
3 |
| Sun Drilling Products Corporation | 65 |
3 |
| Baker Hughes Holdings LLC | 3008 |
3 |
| Schlumberger Technology B.v. | 5080 |
2 |
| ConocoPhillips Company | 1680 |
2 |
| Elementis Specialties, Inc. | 143 |
2 |
| M-I L.L.C. | 854 |
2 |
| University of Kansas | 861 |
2 |
| Prad Research and Development NV | 233 |
2 |
| Refined Completions, LLC | 4 |
2 |
| Other owners | 35 |