- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17D - Pipe-line systemspipe-lines
- F17D 1/08 - Pipe-line systems for liquids or viscous products
Patent holdings for IPC class F17D 1/08
Total number of patents in this class: 268
10-year publication summary
|
25
|
28
|
20
|
15
|
17
|
12
|
18
|
19
|
14
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21299 |
6 |
| Flexsteel USA, LLC | 173 |
6 |
| Roche Molecular Systems, Inc. | 954 |
5 |
| Waskey Bridges, Inc. | 23 |
5 |
| Stokes Bio Limited | 28 |
4 |
| Phillips 66 Company | 1018 |
4 |
| Saudi Arabian Oil Company | 14390 |
4 |
| Cytonome/st, LLC | 79 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
3 |
| Komatsu Ltd. | 4811 |
3 |
| JL Energy Transportation Inc. | 6 |
3 |
| Matos, Jeffrey A. | 12 |
3 |
| Moran Towing Corporation | 14 |
3 |
| Nu Flow Technologies 2000 Inc. | 31 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 979 |
3 |
| University of Washington | 2472 |
3 |
| Vetco Gray Scandinavia AS | 162 |
3 |
| Smtech Co., Ltd | 10 |
3 |
| Fortescue Future Industries Pty Ltd | 38 |
3 |
| Chemelex Europe GmbH | 87 |
3 |
| Other owners | 194 |