Methods of producing hydrogen
US-2025333301-A1 · Oct 30, 2025 · US
Catalysts for performing the hydrogen forming reactions · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B2203/10 |
| Official title | Catalysts for performing the hydrogen forming reactions |
| Display label | Catalysts for performing the hydrogen forming reactions |
| Total patents | 18 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 3 |
| 2020 | 3 |
| 2021 | 2 |
| 2024 | 6 |
| 2025 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025333301-A1 · Oct 30, 2025 · US
US-2025250165-A1 · Aug 7, 2025 · US
US-2025091864-A1 · Mar 20, 2025 · US
US-2024261749-A1 · Aug 8, 2024 · US
US-2024253984-A1 · Aug 1, 2024 · US
US-2024217816-A1 · Jul 4, 2024 · US
US-2024217817-A1 · Jul 4, 2024 · US
US-11993514-B2 · May 28, 2024 · US
US-11987497-B2 · May 21, 2024 · US
US-2021170387-A1 · Jun 10, 2021 · US
US-2021170352-A1 · Jun 10, 2021 · US
US-2020354215-A1 · Nov 12, 2020 · US
US-10807866-B2 · Oct 20, 2020 · US
US-10710878-B2 · Jul 14, 2020 · US
US-2018327259-A1 · Nov 15, 2018 · US
US-2018201505-A1 · Jul 19, 2018 · US
US-2018073726-A1 · Mar 15, 2018 · US
US-9328035-B1 · May 3, 2016 · US