- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 5/12 - Closures for containersSealing arrangements
Patent holdings for IPC class G21F 5/12
Total number of patents in this class: 341
10-year publication summary
|
18
|
24
|
18
|
34
|
32
|
29
|
30
|
37
|
31
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holtec International, Inc. | 278 |
67 |
| Orano Nuclear Packages and Services | 58 |
14 |
| NAC International, Inc. | 51 |
11 |
| TN International | 67 |
11 |
| Deep Isolation, Inc. | 74 |
9 |
| Korea Hydro & Nuclear Power Co., Ltd. | 567 |
8 |
| Australian Nuclear Science and Technology Organisation | 68 |
7 |
| Korea Radioactive Waste Agency | 28 |
7 |
| ARTBIO, Inc. | 33 |
7 |
| The European Atomic Energy Community (euratom), represented by The European Commission | 34 |
5 |
| Lemer Pax | 80 |
5 |
| NuclearSAFE Technology LLC | 11 |
5 |
| Getinge Life Science France | 73 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
4 |
| Comecer S.p.A. | 58 |
4 |
| GNS Gesellschaft für Nuklear-Service mbH | 24 |
4 |
| NorthStar Medical Radioisotopes LLC | 17 |
4 |
| PacTec, Inc. | 34 |
4 |
| Westinghouse Electric Company LLC | 1199 |
4 |
| ABC Transfer | 38 |
4 |
| Other owners | 152 |