- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 8/86 - Compositions based on water or polar solvents containing organic compounds
Patent holdings for IPC class C09K 8/86
Total number of patents in this class: 392
10-year publication summary
32
|
47
|
44
|
52
|
46
|
40
|
25
|
17
|
16
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Halliburton Energy Services, Inc. | 20165 |
63 |
Saudi Arabian Oil Company | 11322 |
36 |
Baker Hughes Holdings LLC | 3060 |
16 |
Aramco Services Company | 3504 |
12 |
Schlumberger Technology Corporation | 9690 |
11 |
Flotek Chemistry, LLC | 120 |
11 |
M-I L.L.C. | 893 |
11 |
Akzo Nobel Chemicals International B.V. | 520 |
10 |
Nouryon Chemicals International B.V. | 508 |
10 |
Schlumberger Canada Limited | 6913 |
9 |
Chevron U.S.A. Inc. | 3774 |
9 |
Baker Hughes Incorporated | 5689 |
8 |
BASF SE | 19740 |
8 |
Schlumberger Technology B.v. | 4951 |
7 |
Nissan Chemical America Corporation | 57 |
7 |
Services Petroliers Schlumberger | 5426 |
7 |
Stepan Company | 567 |
6 |
Wilmar Trading Pte. Ltd. | 133 |
5 |
Championx USA Inc. | 250 |
5 |
Dorf Ketal Chemicals FZE | 238 |
5 |
Other owners | 136 |