Radio wave absorbing composition and radio wave absorber
US-12426224-B2 · Sep 23, 2025 · US
containing aluminium
containing aluminium · 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 | C01G49/0045 |
| Official title | {containing aluminium} |
| Display label | containing aluminium |
| Total patents | 54 |
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 | 1 |
| 2016 | 1 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 12 |
| 2022 | 9 |
| 2023 | 11 |
| 2024 | 6 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Radio wave absorbing composition and radio wave absorber
US-12308523-B2 · May 20, 2025 · US
Radio wave absorber
US-12272875-B2 · Apr 8, 2025 · US
Powder of magnetoplumbite-type hexagonal ferrite, method for producing the same, and radio wave absorber
US-12260977-B2 · Mar 25, 2025 · US
Radio wave absorber
US-12160984-B2 · Dec 3, 2024 · US
Radio wave absorber and radio wave absorbing article
US-2024380122-A1 · Nov 14, 2024 · US
Radio wave absorber
US-12142834-B2 · Nov 12, 2024 · US
Magnetoplumbite-type hexagonal ferrite powder, radio wave absorber, and method of controlling resonance frequency of magnetoplumbite-type hexagonal ferrite powder
US-12125622-B2 · Oct 22, 2024 · US
Powder mixture of magnetoplumbite-type hexagonal ferrite, method for producing the same, and radio wave absorber
US-12112871-B2 · Oct 8, 2024 · US
Composite metal oxide material and preparation method thereof, positive electrode plate, secondary battery, battery module, battery pack and electrical device
US-11967706-B2 · Apr 23, 2024 · US
Magnetic powder for radio wave absorber and manufacturing method therefor, radio wave absorber, radio wave absorbing article, and radio wave absorbing composition
US-2023360828-A1 · Nov 9, 2023 · US
Red mud-based composite calcium ferrite and preparation method and use thereof
US-11773025-B2 · Oct 3, 2023 · US
Method for producing solid composition and method for producing functional ceramic
US-11767266-B2 · Sep 26, 2023 · US
Particles of magnetoplumbite-type hexagonal ferrite, method for manufacturing the same, and radio wave absorber
US-11721461-B2 · Aug 8, 2023 · US
Electrode active material for electrochemical element, method for manufacturing the same, electrode material for electrochemical element, electrode for electrochemical element, electrochemical element, and movable body
US-2023178720-A1 · Jun 8, 2023 · US
Reducing agent and method for producing gas
US-2023146921-A1 · May 11, 2023 · US
High surface area crystalline metal aluminates and a method of manufacture thereof at lower temperature
US-11643333-B2 · May 9, 2023 · US
Iron oxide pigments containing Al
US-11634342-B2 · Apr 25, 2023 · US
Oxide ion conductor and electrochemical device
US-11634339-B2 · Apr 25, 2023 · US
Red mud-based composite calcium ferrite and preparation method and use thereof
US-2023117352-A1 · Apr 20, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G49/0045?
- CPC C01G49/0045 is the Cooperative Patent Classification code for “containing aluminium.”
- How many patents are filed under CPC C01G49/0045 (containing aluminium)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC C01G49/0045 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).