Segmented fuel assembly for use in a nuclear reactor
US-2025308715-A1 · Oct 2, 2025 · US
Assemblies of a number of fuel elements in the form of a rigid unit
Assemblies of a number of fuel elements in the form of a rigid unit · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G21C3/30 |
| Official title | Assemblies of a number of fuel elements in the form of a rigid unit |
| Display label | Assemblies of a number of fuel elements in the form of a rigid unit |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fission Reactor with Segmented Cladding Bodies Having Cladding Arms with Involute Curve Shape
US-2025022622-A1 · Jan 16, 2025 · US
Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications
US-12159726-B2 · Dec 3, 2024 · US
Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications
US-12159727-B2 · Dec 3, 2024 · US
Fission reactor with segmented cladding bodies having cladding arms with involute curve shape
US-12136497-B2 · Nov 5, 2024 · US
Light water reactor uranium fuel assembly and operation method of nuclear fuel cycle
US-12112857-B2 · Oct 8, 2024 · US
Nuclear reactor fuel assemblies and process for production
US-12094618-B2 · Sep 17, 2024 · US
Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications
US-2024266077-A1 · Aug 8, 2024 · US
Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion
US-11817225-B2 · Nov 14, 2023 · US
Magneto-rheological nuclear reactivity distribution control elements
US-11798693-B2 · Oct 24, 2023 · US
Fission product getter formed by additive manufacturing
US-11776701-B2 · Oct 3, 2023 · US
Fission product getter
US-2023104365-A1 · Apr 6, 2023 · US
Fission product getter
US-11501883-B2 · Nov 15, 2022 · US
Light water reactor uranium fuel assembly and operation method of nuclear fuel cycle
US-2022328204-A1 · Oct 13, 2022 · US
Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications
US-11424041-B2 · Aug 23, 2022 · US
Fission reactor with segmented cladding bodies having cladding arms with involute curve shape
US-2022139576-A1 · May 5, 2022 · US
Fission reactor with segmented cladding bodies having cladding arms with involute curve shape
US-11289212-B2 · Mar 29, 2022 · US
Mitigation assembly for nuclear reactor comprising a removable sealing plug
US-11087894-B2 · Aug 10, 2021 · US
Fission reactor with segmented cladding bodies having cladding arms with involute curve shape
US-2021202122-A1 · Jul 1, 2021 · US
Fuel assembly, core design method and fuel assembly design method of light-water reactor
US-10943703-B2 · Mar 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G21C3/30?
- CPC G21C3/30 is the Cooperative Patent Classification code for “Assemblies of a number of fuel elements in the form of a rigid unit.”
- How many patents are filed under CPC G21C3/30 (Assemblies of a number of fuel elements in the form of a rigid unit)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC G21C3/30 growing?
- Publication counts under this code: 6 in 2024 vs 2 in 2025 (latest complete years).