Bismuth halide compound-PDMS composite material for X-ray shielding and manufacturing method thereof
US-12580090-B2 · Mar 17, 2026 · US
Selection of uniform shielding materials
Selection of uniform shielding materials · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G21F1/02 |
| Official title | Selection of uniform shielding materials |
| Display label | Selection of uniform shielding materials |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Layered neutron shielding
US-2025259756-A1 · Aug 14, 2025 · US
Sintered body for radiation shielding material, radiation shielding material, and method for producing the same
US-12362075-B2 · Jul 15, 2025 · US
Neutron shielding materials selection method
US-2025182921-A1 · Jun 5, 2025 · US
Layered neutron shielding
US-12315643-B2 · May 27, 2025 · US
Nuclear reactor shielding facility, nuclear facility, and nuclear reactor shielding facility construction method
US-2025149194-A1 · May 8, 2025 · US
Method and apparatus for decommissioning nuclear power
US-2025069765-A1 · Feb 27, 2025 · US
Bismuth halaid compound-pdms composite material for x-ray shielding and manufacturing method thereof
US-2024153658-A1 · May 9, 2024 · US
Cold sprayed radiation shielding
US-11887742-B2 · Jan 30, 2024 · US
Systems and approaches for sterilizing a drug delivery device
US-11826481-B2 · Nov 28, 2023 · US
Systems and approaches for sterilizing a drug delivery device
US-11826480-B2 · Nov 28, 2023 · US
Composite Materials for Radiation Shielding, Articles, and Methods
US-2023207146-A1 · Jun 29, 2023 · US
Systems and approaches for sterilizing a drug delivery device
US-2023126037-A1 · Apr 27, 2023 · US
Systems and approaches for sterilizing a drug delivery device
US-11565006-B2 · Jan 31, 2023 · US
Layered neutron shielding
US-2023025227-A1 · Jan 26, 2023 · US
Sintered body for radiation shielding material, radiation shielding material, and method for producing the same
US-2022336117-A1 · Oct 20, 2022 · US
Cold sprayed radiation shielding
US-2022328206-A1 · Oct 13, 2022 · US
Radiation irradiation system and positioning assembly for radiation irradiation system
US-11338155-B2 · May 24, 2022 · US
Complexes of cellulose fibers and inorganic particles
US-11339529-B2 · May 24, 2022 · US
Systems and approaches for sterilizing a drug delivery device
US-11305026-B2 · Apr 19, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G21F1/02?
- CPC G21F1/02 is the Cooperative Patent Classification code for “Selection of uniform shielding materials.”
- How many patents are filed under CPC G21F1/02 (Selection of uniform shielding materials)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC G21F1/02 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).