- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 15/08 - Screw-threaded jointsForms of screw-threads for such joints with supplementary elements
Patent holdings for IPC class F16L 15/08
Total number of patents in this class: 332
10-year publication summary
|
41
|
54
|
25
|
25
|
22
|
23
|
16
|
12
|
10
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vallourec Oil and Gas France | 455 |
18 |
| Nippon Steel Corporation | 6589 |
12 |
| Innovex International, Inc | 120 |
10 |
| Halliburton Energy Services, Inc. | 21117 |
8 |
| Oridion Medical 1987 Ltd. | 172 |
7 |
| Swagelok Company | 317 |
7 |
| IDEX Health & Science LLC | 203 |
6 |
| Mueller International, LLC | 726 |
6 |
| Vetco Gray Inc. | 143 |
6 |
| Vetco Gray, LLC | 150 |
6 |
| Evolution Engineering Inc. | 300 |
5 |
| National Oilwell Varco, L.P. | 1701 |
5 |
| Itrec B.V. | 504 |
4 |
| Tenaris Connections B.V. | 185 |
4 |
| Uniweld Products, Inc. | 73 |
4 |
| International Business Machines Corporation | 61904 |
3 |
| Agilent Technologies, Inc. | 2651 |
3 |
| 925599 Alberta Ltd. | 11 |
3 |
| ArcelorMittal Tubular Products Luxembourg S.A. | 10 |
3 |
| JPB Systeme | 59 |
3 |
| Other owners | 209 |