- 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 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
9
|
4
|
2
|
11
|
16
|
10
|
9
|
16
|
5
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
TDW Delaware, Inc. | 163 |
17 |
Stats (UK) Limited | 44 |
9 |
CB Canada Acquisition, Inc. | 24 |
6 |
USA Industries, LLC | 32 |
5 |
Saudi Arabian Oil Company | 11322 |
4 |
TDW Offshore Services AS | 27 |
4 |
Treadstone Oilfield Services Ltd. | 6 |
4 |
CAR-BER Investments Inc. | 19 |
3 |
SFC Koenig AG | 19 |
3 |
Quality Intervention Technology AS | 13 |
3 |
Koenig Verbindungstechnik AG | 3 |
3 |
Vital Industrial Solutions Inc. | 4 |
3 |
Airbus Operations Limited | 1157 |
2 |
Aramco Services Company | 3504 |
2 |
ASM IP Holding B.V. | 1715 |
2 |
HAUFF-TECHNIK GmbH & Co. KG | 60 |
2 |
NuWave Industries Inc. | 16 |
2 |
Operations Technology Development, NFP | 24 |
2 |
USA Industries, Inc. | 4 |
2 |
Safran Landing Systems UK Ltd | 165 |
2 |
Other owners | 33 |