Method for Manufacturing Briquettes Containing a Calcium-Magnesium Compound and an Iron-Based Compound, and Briquettes Obtained Thereby
US-2019345066-A1 · Nov 14, 2019 · US
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B22/06 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 138 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 7 |
| 2017 | 22 |
| 2018 | 19 |
| 2019 | 12 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 14 |
| 2023 | 16 |
| 2024 | 7 |
| 2025 | 8 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2019345066-A1 · Nov 14, 2019 · US
US-2019300727-A1 · Oct 3, 2019 · US
US-10351476-B2 · Jul 16, 2019 · US
US-10287474-B2 · May 14, 2019 · US
US-10253168-B2 · Apr 9, 2019 · US
US-2018370855-A1 · Dec 27, 2018 · US
US-2018328138-A1 · Nov 15, 2018 · US
US-10113389-B2 · Oct 30, 2018 · US
US-10093549-B2 · Oct 9, 2018 · US
US-2018282214-A1 · Oct 4, 2018 · US
US-10087354-B2 · Oct 2, 2018 · US
US-10066146-B2 · Sep 4, 2018 · US
US-10040986-B2 · Aug 7, 2018 · US
US-10035726-B2 · Jul 31, 2018 · US
US-10029946-B2 · Jul 24, 2018 · US
US-10016727-B2 · Jul 10, 2018 · US
US-2018163050-A1 · Jun 14, 2018 · US
US-9995424-B2 · Jun 12, 2018 · US
US-2018148629-A1 · May 31, 2018 · US
US-9969649-B2 · May 15, 2018 · US
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