- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 8/62 - Compositions for forming crevices or fractures
Patent holdings for IPC class C09K 8/62
Total number of patents in this class: 1067
10-year publication summary
111
|
147
|
187
|
142
|
78
|
61
|
50
|
28
|
18
|
9
|
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 |
282 |
Saudi Arabian Oil Company | 11322 |
59 |
Schlumberger Canada Limited | 6913 |
49 |
Schlumberger Technology Corporation | 9690 |
47 |
Services Petroliers Schlumberger | 5426 |
45 |
Schlumberger Technology B.v. | 4951 |
44 |
Schlumberger Holdings Limited | 2947 |
24 |
Baker Hughes Holdings LLC | 3060 |
23 |
Aramco Services Company | 3504 |
19 |
Prad Research and Development Limited | 2696 |
17 |
BASF SE | 19740 |
15 |
CURTIS, Philip, Anthony | 497 |
13 |
Baker Hughes Incorporated | 5689 |
12 |
Shell Internationale Research Maatschappij B.V. | 3792 |
12 |
Shell Oil Company | 2196 |
12 |
Baker Hughes, a GE Company, LLC | 2171 |
12 |
BP Corporation North America Inc. | 776 |
11 |
Green Products & Technologies, L.L.C. | 37 |
10 |
CARBO Ceramics Inc. | 248 |
8 |
Innospec Limited | 308 |
8 |
Other owners | 345 |