Method for producing lithium hydroxide, method for producing lithium- containing sulfide solid electrolyte raw material, and method for producing sulfide solid electrolyte
US-2025376374-A1 · Dec 11, 2025 · US
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with reducing gases
with reducing gases · 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 | C01B17/28 |
| Official title | with reducing gases |
| Display label | with reducing gases |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lithium sulfide and method for producing same, and method for producing sulfide solid electrolyte
US-2025304442-A1 · Oct 2, 2025 · US
Hydrogen sulfide purification method and lithium sulfide production method
US-2025178897-A1 · Jun 5, 2025 · US
Method for purifying hydrogen sulfide and method for producing lithium sulfide
US-2025178898-A1 · Jun 5, 2025 · US
Method of preparing lithium sulfide
US-2025145484-A1 · May 8, 2025 · US
Method for producing lithium sulfide
US-2024417253-A1 · Dec 19, 2024 · US
Hydrogen sulfide purification method, lithium sulfide production method, hydrogen sulfide purification device, and lithium sulfide production device
US-2024270575-A1 · Aug 15, 2024 · US
Method for producing lithium sulfide
US-2023343996-A1 · Oct 26, 2023 · US
Sulfide solid electrolyte
US-11264642-B2 · Mar 1, 2022 · US
Method of producing sulfide solid electrolyte material
US-10784012-B2 · Sep 22, 2020 · US
Lithium sulfide electrode and method
US-10581066-B2 · Mar 3, 2020 · US
Trim alkali metal desulfurization of refinery fractions
US-10494577-B2 · Dec 3, 2019 · US
Sulfide solid electrolyte
US-2019221884-A1 · Jul 18, 2019 · US
Lithium sulfide electrode and method
US-2018277833-A1 · Sep 27, 2018 · US
Method of producing sulfide solid electrolyte material
US-2018183096-A1 · Jun 28, 2018 · US
Trim alkali metal desulfurization of refinery fractions
US-2018171238-A1 · Jun 21, 2018 · US