- All sections
- E - Fixed constructions
- E21B - Earth or rock drillingobtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B 7/24 - Drilling using vibrating or oscillating means, e.g. out-of-balance masses
Patent holdings for IPC class E21B 7/24
Total number of patents in this class: 473
10-year publication summary
|
44
|
48
|
39
|
34
|
32
|
39
|
22
|
9
|
16
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21318 |
36 |
| Thru Tubing Solutions, Inc. | 404 |
32 |
| National Oilwell Varco, L.P. | 1702 |
23 |
| Schlumberger Technology Corporation | 11857 |
16 |
| Impulse Downhole Solutions Ltd. | 53 |
16 |
| ITI Scotland Limited | 125 |
16 |
| Flexidrill Limited | 39 |
15 |
| Helmerich & Payne Technologies, LLC | 114 |
12 |
| Schlumberger Canada Limited | 7613 |
10 |
| Services Petroliers Schlumberger | 6029 |
9 |
| Schlumberger Technology B.v. | 5297 |
8 |
| National Oilwell DHT, L.P. | 120 |
8 |
| Scientific Drilling International, Inc. | 172 |
8 |
| Terra Sonic International, LLC | 40 |
8 |
| Rival Downhole Tools LC | 49 |
7 |
| Nabors Drilling Technologies USA, Inc. | 575 |
6 |
| Quaise Energy, Inc. | 30 |
6 |
| Schlumberger Holdings Limited | 2686 |
5 |
| KLX Energy Services LLC | 80 |
5 |
| Prad Research and Development Limited | 2654 |
5 |
| Other owners | 222 |