- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications 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: 1849
10-year publication summary
|
152
|
120
|
126
|
129
|
119
|
74
|
80
|
91
|
58
|
37
|
| 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 |
319 |
| Saudi Arabian Oil Company | 14248 |
100 |
| Schlumberger Technology Corporation | 11820 |
70 |
| Schlumberger Canada Limited | 7601 |
64 |
| Schlumberger Technology B.v. | 5295 |
64 |
| Services Petroliers Schlumberger | 6023 |
64 |
| Chevron U.S.A. Inc. | 4136 |
55 |
| Flotek Chemistry, LLC | 115 |
45 |
| Baker Hughes Holdings LLC | 3021 |
44 |
| Schlumberger Holdings Limited | 2694 |
40 |
| Prad Research and Development Limited | 2658 |
37 |
| Baker Hughes Incorporated | 4927 |
33 |
| ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 186 |
29 |
| Aramco Services Company | 4196 |
24 |
| Dorf Ketal Chemicals FZE | 197 |
21 |
| Championx LLC | 641 |
20 |
| CURTIS, Philip, Anthony | 329 |
18 |
| BASF SE | 21308 |
16 |
| China National Petroleum Corporation | 637 |
15 |
| Ecolab USA Inc. | 5803 |
15 |
| Other owners | 756 |