Method of producing magnetic powder, magnetic material for magnetic field amplification, and magnetic material for hyper-high frequency absorption
US-2025014791-A1 · Jan 9, 2025 · US
Chemical reaction in an Ionic Liquid [IL] (B22F2009/245 takes precedence) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B22F2009/165 |
| Official title | {Chemical reaction in an Ionic Liquid [IL] (B22F2009/245 takes precedence)} |
| Display label | Chemical reaction in an Ionic Liquid [IL] (B22F2009/245 takes precedence) |
| Total patents | 14 |
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 | 3 |
| 2017 | 3 |
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025014791-A1 · Jan 9, 2025 · US
US-2021220912-A1 · Jul 22, 2021 · US
US-10774231-B2 · Sep 15, 2020 · US
US-2020010705-A1 · Jan 9, 2020 · US
US-10130992-B2 · Nov 20, 2018 · US
US-2017361376-A1 · Dec 21, 2017 · US
US-2017283927-A1 · Oct 5, 2017 · US
US-9533352-B2 · Jan 3, 2017 · US
US-2016325352-A1 · Nov 10, 2016 · US
US-2016067777-A1 · Mar 10, 2016 · US
US-2016059306-A1 · Mar 3, 2016 · US
US-9187806-B2 · Nov 17, 2015 · US
US-2015280240-A1 · Oct 1, 2015 · US
US-9079249-B2 · Jul 14, 2015 · US