- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 1/225 - Stingers
Patent holdings for IPC class F16L 1/225
Total number of patents in this class: 54
10-year publication summary
|
3
|
4
|
1
|
6
|
2
|
5
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saipem S.p.A. | 510 |
19 |
| Itrec B.V. | 493 |
11 |
| J. Ray McDermott, S.A. | 60 |
5 |
| Shanghai Zhenhua Heavy Industries Co., Ltd. | 35 |
4 |
| Single Buoy Moorings Inc. | 323 |
2 |
| Laytrix Limited | 4 |
2 |
| Maats Tech Limited | 7 |
2 |
| Allseas Group S.A. | 10 |
1 |
| Heerema Marine Contractors Nederland B.V. | 28 |
1 |
| Heerema Marine Contractors Nederland SE | 58 |
1 |
| Interocean Systems LLC | 10 |
1 |
| ITP SA | 46 |
1 |
| Petrofac Services Limited | 10 |
1 |
| Subsea 7 Limited | 215 |
1 |
| Technip France | 717 |
1 |
| Royal IHC Limited | 15 |
1 |
| Other owners | 0 |