Facile formation of highly active and stable hydrogen evolution catalysts
US-12188137-B2 · Jan 7, 2025 · US
Electrolytic coating other than with metals (C25D11/00, C25D15/00 take precedence; electrophoretic coating C25D13/00) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C25D9/00 |
| Official title | Electrolytic coating other than with metals (C25D11/00, C25D15/00 take precedence; electrophoretic coating C25D13/00) |
| Display label | Electrolytic coating other than with metals (C25D11/00, C25D15/00 take precedence; electrophoretic coating C25D13/00) |
| Total patents | 31 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12188137-B2 · Jan 7, 2025 · US
US-2024123467-A1 · Apr 18, 2024 · US
US-11868018-B2 · Jan 9, 2024 · US
US-2023407017-A1 · Dec 21, 2023 · US
US-11598009-B2 · Mar 7, 2023 · US
US-11214885-B2 · Jan 4, 2022 · US
US-10950742-B2 · Mar 16, 2021 · US
US-2021047745-A1 · Feb 18, 2021 · US
US-2021033940-A1 · Feb 4, 2021 · US
US-2020407861-A1 · Dec 31, 2020 · US
US-2020399765-A1 · Dec 24, 2020 · US
US-2020370193-A1 · Nov 26, 2020 · US
US-10793965-B2 · Oct 6, 2020 · US
US-2020131657-A1 · Apr 30, 2020 · US
US-10508351-B2 · Dec 17, 2019 · US
US-2019267502-A1 · Aug 29, 2019 · US
US-2019177867-A1 · Jun 13, 2019 · US
US-10155361-B2 · Dec 18, 2018 · US
US-10125271-B2 · Nov 13, 2018 · US
US-2018266001-A1 · Sep 20, 2018 · US
Answers are generated from the same data shown on this page.