Patent holdings for IPC class C09K 8/54

Total number of patents in this class: 1001

10-year publication summary

88
88
77
96
57
41
71
68
104
39
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Halliburton Energy Services, Inc.
21320
108
Saudi Arabian Oil Company
14207
80
Championx LLC
633
80
Ecolab USA Inc.
5792
70
Dorf Ketal Chemicals FZE
197
38
Championx USA Inc.
174
34
Schlumberger Technology Corporation
11798
30
King Fahd University of Petroleum and Minerals
1569
27
Baker Hughes Holdings LLC
3023
27
Baker Hughes, a GE Company, LLC
2057
18
Aramco Services Company
4188
16
Schlumberger Canada Limited
7606
15
Stepan Company
566
15
Instituto Mexicano Del Petroleo
203
14
Fluid Energy Group Ltd.
58
13
Baker Hughes Oilfield Operations, LLC
2521
13
Schlumberger Technology B.v.
5298
12
Services Petroliers Schlumberger
6024
12
Baker Hughes Incorporated
4940
10
Arkema France
4238
10
Other owners 359