Treatment process for crystallizing a metal sulfate
US-2026070803-A1 · Mar 12, 2026 · US
Sulfates
Sulfates · 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 | C01G45/10 |
| Official title | Sulfates |
| Display label | Sulfates |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wet process for recovering valuable metals from lithium battery
US-12559379-B2 · Feb 24, 2026 · US
Method for recovering active metal of lithium secondary battery
US-12545974-B2 · Feb 10, 2026 · US
Treatment process for crystallizing a metal sulfate
US-12441621-B2 · Oct 14, 2025 · US
Method for recovering active metal of lithium secondary battery
US-12407035-B2 · Sep 2, 2025 · US
Processes for crystallizing metal sulfates and methods for producing crystallized metal sulfates
US-12281027-B2 · Apr 22, 2025 · US
Process and method for producing crystallized metal sulfates
US-2024409432-A1 · Dec 12, 2024 · US
Method for selectively recovering valuable metal in waste lithium battery
US-2024347803-A1 · Oct 17, 2024 · US
Process and method for producing crystallized metal sulfates
US-12054401-B2 · Aug 6, 2024 · US
Method of recovering transition metal
US-2024243380-A1 · Jul 18, 2024 · US
Wet process for recovering valuable metals from lithium battery
US-2023331571-A1 · Oct 19, 2023 · US
Method for recovering active metal of lithium secondary battery
US-2023250507-A1 · Aug 10, 2023 · US
Hydrometallurgical Recycling of Lithium-Ion Battery Electrodes
US-2023187720-A1 · Jun 15, 2023 · US
Method for recovering active metal of lithium secondary battery
US-2023108786-A1 · Apr 6, 2023 · US
Methods for manufacturing positive electrode active material precursor material and positive electrode active material for secondary lithium battery, and positive electrode active material for secondary lithium battery manufactured thereby
US-2023106658-A1 · Apr 6, 2023 · US
Processes and methods for production of crystallized metal sulfates
US-2023048939-A1 · Feb 16, 2023 · US
Methods for preparing cathode active material precursor material and cathode active material for lithium secondary battery, and cathode active material for lithium secondary battery prepared according to same
US-2023013498-A1 · Jan 19, 2023 · US
Fluidized bed reactor and method for recovering active metal of lithium secondary battery using same
US-2022407133-A1 · Dec 22, 2022 · US
Fluidized bed reactor and method for recovering active metal of lithium secondary battery utilizing same
US-2022395794-A1 · Dec 15, 2022 · US
Recovery method for lithium precursor
US-2022352571-A1 · Nov 3, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G45/10?
- CPC C01G45/10 is the Cooperative Patent Classification code for “Sulfates.”
- How many patents are filed under CPC C01G45/10 (Sulfates)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC C01G45/10 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).