- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 55/132 - Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing
Patent holdings for IPC class F16L 55/132
Total number of patents in this class: 113
10-year publication summary
|
4
|
2
|
8
|
11
|
7
|
6
|
13
|
4
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDW Delaware, Inc. | 169 |
16 |
| Stats (UK) Limited | 44 |
9 |
| USA Industries, LLC | 36 |
7 |
| CB Canada Acquisition, Inc. | 23 |
6 |
| TDW Offshore Services AS | 24 |
5 |
| Saudi Arabian Oil Company | 13316 |
4 |
| Treadstone Oilfield Services Ltd. | 6 |
4 |
| CAR-BER Investments Inc. | 17 |
3 |
| Koenig Verbindungstechnik AG | 3 |
3 |
| Vital Industrial Solutions Inc. | 4 |
3 |
| Airbus Operations Limited | 1273 |
2 |
| Aramco Services Company | 4007 |
2 |
| ASM IP Holding B.V. | 2100 |
2 |
| HAUFF-TECHNIK GmbH & Co. KG | 63 |
2 |
| NuWave Industries Inc. | 17 |
2 |
| Operations Technology Development, NFP | 23 |
2 |
| SFC Koenig AG | 18 |
2 |
| USA Industries, Inc. | 4 |
2 |
| Safran Landing Systems UK Ltd | 185 |
2 |
| 20 Emma 20 S.L. | 11 |
2 |
| Other owners | 33 |