- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 3/28 - Fuel elements with fissile or breeder material in solid form within a non-active casing
Patent holdings for IPC class G21C 3/28
Total number of patents in this class: 52
10-year publication summary
|
3
|
5
|
4
|
1
|
8
|
6
|
4
|
4
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| X-Energy, LLC. | 59 |
7 |
| Thorium Power, Inc. | 23 |
5 |
| BWXT Advanced Technologies LLC | 114 |
5 |
| Standard Nuclear, Inc. | 29 |
4 |
| Battelle Memorial Institute | 2450 |
3 |
| Free Form Fibers, LLC | 39 |
3 |
| Hitachi-GE Nuclear Energy, Ltd. | 278 |
3 |
| Battelle Energy Alliance, LLC | 574 |
2 |
| UT-Battelle, LLC | 1424 |
2 |
| Toshiba Corporation | 12230 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10729 |
1 |
| Lawrence Livermore National Security, LLC | 1900 |
1 |
| ALD Vacuum Technologies GmbH | 140 |
1 |
| China General Nuclear Power Corporation | 284 |
1 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 192 |
1 |
| Framatome ANP | 88 |
1 |
| Joint Stock Company "akme-engineering" | 67 |
1 |
| Joint Stock Company "TVEL" | 38 |
1 |
| Lightbridge Corporation | 14 |
1 |
| Sck.cen | 24 |
1 |
| Other owners | 7 |