- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17D - Pipe-line systemspipe-lines
- F17D 1/16 - Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity
Patent holdings for IPC class F17D 1/16
Total number of patents in this class: 193
10-year publication summary
|
11
|
8
|
13
|
11
|
8
|
7
|
13
|
6
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LiquidPower Specialty Products, Inc. | 69 |
21 |
| Chevron U.S.A. Inc. | 3981 |
9 |
| Saudi Arabian Oil Company | 13316 |
8 |
| Chevron Oronite Company LLC | 571 |
7 |
| Commonwealth Scientific and Industrial Research Organisation | 1660 |
4 |
| ConocoPhillips Company | 1678 |
4 |
| Ecolab USA Inc. | 5509 |
4 |
| Championx USA Inc. | 178 |
4 |
| Aramco Services Company | 4007 |
3 |
| BP Exploration Operating Company Limited | 270 |
3 |
| Innospec Limited | 343 |
3 |
| King Fahd University of Petroleum & Minerals | 180 |
3 |
| SunCor Energy Inc. | 743 |
3 |
| Vetco Gray Scandinavia AS | 172 |
3 |
| Baker Hughes Oilfield Operations, LLC | 2319 |
3 |
| Baker Hughes Holdings LLC | 3003 |
3 |
| Iris Tech, Inc. | 19 |
3 |
| Schlumberger Norge AS | 73 |
2 |
| Baker Hughes Incorporated | 5254 |
2 |
| Halliburton Energy Services, Inc. | 20937 |
2 |
| Other owners | 99 |