- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 8/60 - Compositions for stimulating production by acting on the underground formation
Patent holdings for IPC class C09K 8/60
Total number of patents in this class: 1811
10-year publication summary
118
|
153
|
152
|
120
|
126
|
129
|
119
|
74
|
76
|
25
|
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 |
329 |
Saudi Arabian Oil Company | 11322 |
83 |
Schlumberger Canada Limited | 6913 |
73 |
Schlumberger Technology B.v. | 4951 |
72 |
Services Petroliers Schlumberger | 5426 |
72 |
Schlumberger Technology Corporation | 9690 |
63 |
Schlumberger Holdings Limited | 2947 |
50 |
Baker Hughes Holdings LLC | 3060 |
49 |
Chevron U.S.A. Inc. | 3774 |
48 |
Flotek Chemistry, LLC | 120 |
46 |
Baker Hughes Incorporated | 5689 |
37 |
Prad Research and Development Limited | 2696 |
37 |
CURTIS, Philip, Anthony | 497 |
25 |
Aramco Services Company | 3504 |
23 |
ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 211 |
23 |
Championx USA Inc. | 250 |
19 |
BASF SE | 19740 |
18 |
3m Innovative Properties Company | 18406 |
15 |
Akzo Nobel Chemicals International B.V. | 520 |
15 |
Ecolab USA Inc. | 5190 |
15 |
Other owners | 699 |