Patent holdings for IPC class C09K 8/54

Total number of patents in this class: 923

10-year publication summary

81
78
69
60
80
52
39
64
59
63
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Halliburton Energy Services, Inc.
20949
108
Ecolab USA Inc.
5507
71
Saudi Arabian Oil Company
13295
66
Championx LLC
523
54
Dorf Ketal Chemicals FZE
197
38
Championx USA Inc.
180
35
Baker Hughes Holdings LLC
3003
29
Schlumberger Technology Corporation
10820
24
King Fahd University of Petroleum and Minerals
1248
21
Stepan Company
581
18
Baker Hughes, a GE Company, LLC
2110
18
Instituto Mexicano Del Petroleo
222
14
Schlumberger Canada Limited
7350
11
Baker Hughes Incorporated
5259
11
Fluid Energy Group Ltd.
59
11
Dorf Ketal Chemicals FZE
52
11
Schlumberger Technology B.v.
5181
10
Aramco Services Company
4002
10
Services Petroliers Schlumberger
5817
10
Arkema France
4159
9
Other owners 344