- 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 55/103 - Means for stopping flow in pipes or hoses by temporarily freezing liquid sections in the pipe
Patent holdings for IPC class F16L 55/103
Total number of patents in this class: 15
10-year publication summary
|
4
|
2
|
4
|
1
|
1
|
2
|
1
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Biofilm IP, LLC | 9 |
2 |
| Airbus Deutschland GmbH | 313 |
1 |
| Hewlett-Packard Development Company, L.P. | 28538 |
1 |
| ASML Netherlands B.V. | 6816 |
1 |
| Blowout Tools, Inc. | 2 |
1 |
| Hitachi-GE Nuclear Energy, Ltd. | 261 |
1 |
| Linde Aktiengesellschaft | 1600 |
1 |
| Operations Technology Development, NFP | 24 |
1 |
| Plumbfreeze-limited | 1 |
1 |
| Spectronics Corporation | 32 |
1 |
| The University of North Carolina at Chapel Hill | 1928 |
1 |
| Vorscon Holding B.V. | 2 |
1 |
| Ik-norway AS | 10 |
1 |
| Itechcana | 1 |
1 |
| Other owners | 0 |