- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17C - Vessels for containing or storing compressed, liquefied, or solidified gasesfixed-capacity gas-holdersfilling vessels with, or discharging from vessels, compressed, liquefied, or solidified gases
- F17C 3/12 - Vessels not under pressure with provision for protection against corrosion, e.g. due to gaseous acid
Patent holdings for IPC class F17C 3/12
Total number of patents in this class: 15
10-year publication summary
|
3
|
5
|
6
|
0
|
3
|
2
|
2
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dast Tanks, LLC | 7 |
4 |
| Rheem Australia Pty Limited | 59 |
2 |
| Terra Primoris Holdings, LLC | 4 |
2 |
| Showa Denko K.K. | 2246 |
1 |
| Gaztransport et Technigaz | 576 |
1 |
| Norsk Hydro ASA | 260 |
1 |
| Silcotek Corp. | 67 |
1 |
| The University of Queensland | 659 |
1 |
| Deep Purple AS | 2 |
1 |
| High-purity Silicon Corporation | 73 |
1 |
| Other owners | 0 |