- 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: 55
10-year publication summary
|
6
|
3
|
4
|
1
|
6
|
2
|
5
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saipem S.p.A. | 513 |
19 |
| Itrec B.V. | 477 |
12 |
| J. Ray McDermott, S.A. | 59 |
5 |
| Shanghai Zhenhua Heavy Industries Co., Ltd. | 32 |
4 |
| Single Buoy Moorings Inc. | 327 |
2 |
| Laytrix Limited | 4 |
2 |
| Maats Tech Limited | 7 |
2 |
| Allseas Group S.A. | 10 |
1 |
| Heerema Marine Contractors Nederland B.V. | 31 |
1 |
| Heerema Marine Contractors Nederland SE | 58 |
1 |
| Interocean Systems LLC | 10 |
1 |
| ITP SA | 44 |
1 |
| Petrofac Services Limited | 10 |
1 |
| Subsea 7 Limited | 208 |
1 |
| Technip France | 737 |
1 |
| Royal IHC Limited | 16 |
1 |
| Other owners | 0 |