Heat conduction fin and solid state hydrogen storage device having same
US-11761713-B2 · Sep 19, 2023 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C01B3/001 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 90 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 7 |
| 2023 | 9 |
| 2024 | 7 |
| 2025 | 14 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Chemical and electrochemical cell electronics protection system
US-2023290973-A1 · Sep 14, 2023 · US
Apparatus and method for the non-destructive measurement of hydrogen diffusivity
US-11624743-B2 · Apr 11, 2023 · US
Hydrogen storage and release material and method of producing same
US-2022402756-A1 · Dec 22, 2022 · US
Mycelium storage medium for use in storing hydrogen
US-11448367-B2 · Sep 20, 2022 · US
Sodium borohydride production method
US-2022281742-A1 · Sep 8, 2022 · US
Getter Material, Tanks Containing the Same, and Methods of Making and Using Getter Material to Absorb Hydrogen
US-2022163168-A1 · May 26, 2022 · US
Hydrogen store comprising a composite material, and method for the production thereof
US-11332365-B2 · May 17, 2022 · US
Heat circulation hydrogen storing method using solid state hydrogen storage material
US-11320093-B2 · May 3, 2022 · US
Hydrogen storage composite material and manufacturing method thereof
US-2022048765-A1 · Feb 17, 2022 · US
Solid state hydrogen storage device including plate type heat exchanger
US-2021396355-A1 · Dec 23, 2021 · US
Solid state delivery system
US-2021309514-A1 · Oct 7, 2021 · US
Mycelium Storage Medium for Use in Storing Hydrogen
US-2021215298-A1 · Jul 15, 2021 · US
Nano magnesium hydride and in-situ preparation method thereof
US-2021198107-A1 · Jul 1, 2021 · US
Solid state delivery system
US-11040875-B2 · Jun 22, 2021 · US
Solid hydrogen storage system
US-2021155477-A1 · May 27, 2021 · US
Heat circulation hydrogen storing method using solid state hydrogen storage material
US-2021156519-A1 · May 27, 2021 · US
Mycelium storage medium for use in storing hydrogen
US-10995911-B2 · May 4, 2021 · US
Methods and apparatuses for producing clathrate hydrates
US-10947114-B2 · Mar 16, 2021 · US
Solid hydrogen storage system
US-10934165-B2 · Mar 2, 2021 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B3/001?
- CPC C01B3/001 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C01B3/001 (Chemistry & Metallurgy)?
- Our database includes 90 publications tagged with this CPC code.
- Is patent activity under CPC C01B3/001 growing?
- Publication counts under this code: 7 in 2024 vs 14 in 2025 (latest complete years).