- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 59/20 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints for non-disconnectable joints
Patent holdings for IPC class F16L 59/20
Total number of patents in this class: 115
10-year publication summary
|
15
|
8
|
14
|
3
|
1
|
4
|
6
|
6
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Subsea 7 Limited | 242 |
17 |
| Acergy France SAS | 138 |
7 |
| Saipem S.A. | 231 |
6 |
| BASF SE | 21334 |
5 |
| Pioneer Lining Technology Limited | 22 |
5 |
| Pipeline Induction Heat Limited | 22 |
5 |
| ShawCor Ltd. | 69 |
5 |
| 2543500 Alberta Ltd B.d.a. Shaw Pipe Protection | 14 |
5 |
| Heerema Marine Contractors Nederland SE | 59 |
4 |
| Dow Global Technologies LLC | 11072 |
3 |
| Joint-Stock Company "transneft Siberia" | 19 |
3 |
| Limited Liability Company "transneft Research and Development Institute for Oil and Oil Products Transportation" | 17 |
3 |
| Public Joint Stock Company "transneft" | 21 |
3 |
| Technip France | 669 |
3 |
| REHAU Industries SE & Co. KG | 381 |
3 |
| Airbus Operations S.A.S. | 2583 |
2 |
| Bluemarine Offshore Yard Service B.V. | 16 |
2 |
| ITP SA | 50 |
2 |
| Total SA | 475 |
2 |
| Logstor A/S | 17 |
2 |
| Other owners | 28 |