- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 1/16 - Laying or reclaiming pipes on or under water on the bottom
Patent holdings for IPC class F16L 1/16
Total number of patents in this class: 331
10-year publication summary
|
40
|
29
|
37
|
22
|
25
|
25
|
17
|
12
|
12
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saipem S.p.A. | 520 |
33 |
| Acergy France SAS | 131 |
25 |
| Subsea 7 Limited | 221 |
25 |
| Technip France | 705 |
21 |
| Itrec B.V. | 503 |
17 |
| Saipem S.A. | 228 |
15 |
| Equinor Energy AS | 499 |
15 |
| Chevron U.S.A. Inc. | 3984 |
14 |
| Subsea 7 Norway AS | 89 |
11 |
| Petroleo Brasileiro S.A. - Petrobras | 862 |
6 |
| Statoil Petroleum AS | 524 |
6 |
| Subsea 7 do Brasil Servicos LTDA | 37 |
5 |
| Subsea 7 (US) LLC | 15 |
5 |
| VIA Marina | 5 |
4 |
| Balltec Limited | 31 |
3 |
| J. Ray McDermott, S.A. | 59 |
3 |
| Vetco Gray Scandinavia AS | 172 |
3 |
| Technip UK Ltd. | 24 |
3 |
| Total E&P Research & Technology USA, LLC | 3 |
3 |
| Shell International Exploration and Production Inc. | 3 |
3 |
| Other owners | 111 |