- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 1/19 - Laying or reclaiming pipes on or under water on the bottom the pipes being S- or J-shaped and under tension during laying the pipes being J-shaped
Patent holdings for IPC class F16L 1/19
Total number of patents in this class: 155
10-year publication summary
|
13
|
12
|
17
|
12
|
12
|
6
|
5
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 504 |
28 |
| Saipem S.p.A. | 515 |
25 |
| Technip France | 706 |
18 |
| Heerema Marine Contractors Nederland B.V. | 27 |
10 |
| Saipem S.A. | 229 |
9 |
| Subsea 7 Limited | 221 |
8 |
| Acergy France SAS | 129 |
6 |
| Pioneer Lining Technology Limited | 31 |
5 |
| Shanghai Zhenhua Heavy Industries Co., Ltd. | 35 |
3 |
| Subsea 7 do Brasil Servicos LTDA | 36 |
3 |
| Subsea 7 Norway AS | 89 |
3 |
| Royal IHC Limited | 18 |
3 |
| Equinor Energy AS | 498 |
3 |
| Laytrix Limited | 4 |
3 |
| Acergy UK Limited | 9 |
2 |
| IHC Engineering Business Limited | 18 |
2 |
| J. Ray McDermott, S.A. | 59 |
2 |
| Reel Power Licensing Corp. | 78 |
2 |
| Single Buoy Moorings Inc. | 320 |
2 |
| Subsea 7 Contracting (UK) Limited | 5 |
2 |
| Other owners | 16 |