- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 5/20 - Moderator or core structureSelection of materials for use as moderator characterised by the provision of more than one active zone wherein one zone contains fissile material and another zone contains breeder material
Patent holdings for IPC class G21C 5/20
Total number of patents in this class: 18
10-year publication summary
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1
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2
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4
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1
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0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Terrapower, LLC | 335 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10955 |
2 |
| Atomic Energy of Canada Limited | 130 |
2 |
| Electricite de France | 738 |
2 |
| General Atomics | 163 |
2 |
| Hitachi, Ltd. | 15632 |
1 |
| Areva NP | 211 |
1 |
| Hitachi-GE Nuclear Energy, Ltd. | 284 |
1 |
| Thorium Power, Inc. | 23 |
1 |
| Ultra Safe Nuclear Corporation | 51 |
1 |
| Oklo Inc. | 26 |
1 |
| Other owners | 0 |