Oxygen sensor element and method for manufacturing same
US-12571752-B2 · Mar 10, 2026 · US
Cuprates
Cuprates · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B2235/3282 |
| Official title | Cuprates |
| Display label | Cuprates |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 1 |
| 2020 | 8 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mixed ion and electron conducting lithium garnet for all-solid-state batteries
US-2026038872-A1 · Feb 5, 2026 · US
High temperature superconducting materials
US-12433174-B2 · Sep 30, 2025 · US
Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting device
US-12394541-B2 · Aug 19, 2025 · US
Oxide superconductor and method for manufacturing same
US-2025057056-A1 · Feb 13, 2025 · US
High temperature superconducting materials
US-2024415031-A1 · Dec 12, 2024 · US
Oxide superconductor and method for manufacturing same
US-12156483-B2 · Nov 26, 2024 · US
Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting device
US-2024321485-A1 · Sep 26, 2024 · US
Oxygen sensor element and method for manufacturing same
US-2024272107-A1 · Aug 15, 2024 · US
High temperature superconducting materials
US-12022748-B2 · Jun 25, 2024 · US
High temperature superconducting materials
US-2023397508-A1 · Dec 7, 2023 · US
Method for sintering ceramic materials
US-2023382807-A1 · Nov 30, 2023 · US
High temperature superconducting materials
US-11611031-B2 · Mar 21, 2023 · US
Oxide superconductor and method for manufacturing the same
US-11335481-B2 · May 17, 2022 · US
Oxide superconductor and method for manufacturing the same
US-11328846-B2 · May 10, 2022 · US
Oxide superconductor and method for manufacturing same
US-2022085269-A1 · Mar 17, 2022 · US
Oxide superconductor and method for manufacturing the same
US-2020328016-A1 · Oct 15, 2020 · US
Oxide superconductor and method for manufacturing the same
US-2020265975-A1 · Aug 20, 2020 · US
Oxide superconducting bulk magnet
US-10748691-B2 · Aug 18, 2020 · US
Ferrite sintered plate and ferrite sintered sheet
US-10714247-B2 · Jul 14, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B2235/3282?
- CPC C04B2235/3282 is the Cooperative Patent Classification code for “Cuprates.”
- How many patents are filed under CPC C04B2235/3282 (Cuprates)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC C04B2235/3282 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).