- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 8/88 - Compositions based on water or polar solvents containing organic compounds macromolecular compounds
Patent holdings for IPC class C09K 8/88
Total number of patents in this class: 842
10-year publication summary
71
|
134
|
117
|
98
|
94
|
84
|
58
|
40
|
32
|
7
|
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 |
168 |
Saudi Arabian Oil Company | 11322 |
57 |
Baker Hughes Holdings LLC | 3060 |
31 |
Schlumberger Technology Corporation | 9690 |
30 |
ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 211 |
28 |
Aramco Services Company | 3504 |
19 |
BASF SE | 19740 |
18 |
Chevron U.S.A. Inc. | 3774 |
18 |
Independence Oilfield Chemicals, LLC | 33 |
18 |
Schlumberger Canada Limited | 6913 |
16 |
Schlumberger Technology B.v. | 4951 |
16 |
Services Petroliers Schlumberger | 5426 |
16 |
Rhodia Operations | 1645 |
14 |
S.p.c.m. SA | 308 |
14 |
Baker Hughes, a GE Company, LLC | 2171 |
14 |
Schlumberger Holdings Limited | 2947 |
12 |
Prad Research and Development Limited | 2696 |
12 |
Baker Hughes Incorporated | 5689 |
11 |
Sterling Specialty Chemicals Holding UK Limited | 56 |
10 |
Chevron Oronite Company LLC | 551 |
9 |
Other owners | 311 |