- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 55/13 - 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 plastic deformation
Patent holdings for IPC class F16L 55/13
Total number of patents in this class: 53
10-year publication summary
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0
|
5
|
7
|
4
|
7
|
3
|
6
|
3
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Engineered Inserts & Systems Inc. | 25 |
16 |
| Avdel UK Limited | 152 |
4 |
| EST Group, Inc. | 23 |
3 |
| Kvt-koenig AG | 4 |
3 |
| Saudi Arabian Oil Company | 14349 |
3 |
| Robert Bosch GmbH | 44291 |
2 |
| Delavan Inc | 30 |
2 |
| INA Acquisition Corp. | 127 |
2 |
| TDW Delaware, Inc. | 165 |
2 |
| Treadstone Oilfield Services Ltd. | 6 |
2 |
| General Electric Company | 13966 |
1 |
| Hamilton Sundstrand Corporation | 5013 |
1 |
| Aramco Services Company | 4192 |
1 |
| The Lee Company | 75 |
1 |
| Noritz Corporation | 292 |
1 |
| Operations Technology Development, NFP | 23 |
1 |
| Safekey Engineering Technology (zhengzhou), Ltd. | 17 |
1 |
| SFC Koenig AG | 19 |
1 |
| The United States of America as represented by the Administrator of the National Aeronautics and Space Administration | 440 |
1 |
| Trinity Bay Equipment Holdings, LLC | 71 |
1 |
| Other owners | 4 |