Method to process borate by-products from sodium borohydride hydrolysis
US-2025353754-A1 · Nov 20, 2025 · US
Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof
Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof · 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 | C01B6/04 |
| Official title | Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof |
| Display label | Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydride-ion-conducting device and method for manufacturing hydride-ion-conducting device
US-2024396061-A1 · Nov 28, 2024 · US
Hydride ion conductor
US-2024166513-A1 · May 23, 2024 · US
Hydride ion conductor
US-2024166512-A1 · May 23, 2024 · US
Nano magnesium hydride and in-situ preparation method thereof
US-11912580-B2 · Feb 27, 2024 · US
Activated magnesium boride materials for hydrogen storage
US-11661338-B2 · May 30, 2023 · US
Method for producing magnesium hydride and method for producing tetrahydroborate
US-11542160-B2 · Jan 3, 2023 · US
Highly reactive metal hydrides, process for their preparation and use
US-11292804-B2 · Apr 5, 2022 · US
Nano magnesium hydride and in-situ preparation method thereof
US-2021198107-A1 · Jul 1, 2021 · US
Method for producing magnesium hydride and method for producing tetrahydroborate
US-2021061658-A1 · Mar 4, 2021 · US
Activated magnesium boride materials for hydrogen storage
US-2020270127-A1 · Aug 27, 2020 · US
Solid state hydrogen storage device
US-10581101-B2 · Mar 3, 2020 · US
Recovery of tritium from molten lithium blanket
US-10450660-B2 · Oct 22, 2019 · US
Reduction kit, reducing composition and use of said kit and composition
US-2019264000-A1 · Aug 29, 2019 · US
Hydrogen-generating compositions for a fuel cell
US-10074862-B2 · Sep 11, 2018 · US
Metal hydride compositions and lithium ion batteries
US-9954222-B2 · Apr 24, 2018 · US
Hydrogen-generating compositions for a fuel cell
US-2017301930-A1 · Oct 19, 2017 · US
Solid state hydrogen storage device
US-2017244124-A1 · Aug 24, 2017 · US
Method of making alkali metal hydrides
US-9663364-B2 · May 30, 2017 · US
Method for producing metal hydride
US-9650247-B2 · May 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B6/04?
- CPC C01B6/04 is the Cooperative Patent Classification code for “Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof.”
- How many patents are filed under CPC C01B6/04 (Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC C01B6/04 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).