Aqueous electrochemical devices and preparation method thereof
US-2026051547-A1 · Feb 19, 2026 · US
Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)}
Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)} · 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 | C01C3/08 |
| Official title | Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)} |
| Display label | Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)} |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Preparation method of graphene-wrapped cobalt Prussian blue nanocrystal composite material and method of preparing working electrode using the same and application thereof
US-12351470-B2 · Jul 8, 2025 · US
Reduced oxygen carriers and their use for the treatment of carboxyhemoglobinemia
US-12251427-B2 · Mar 18, 2025 · US
Ceramic oxide composites reinforced with 2d mx-enes
US-2025011244-A1 · Jan 9, 2025 · US
Prussian blue-like transition metal cyanide, preparation method therefor, and related positive electrode plate, secondary battery, battery module, battery pack and device
US-2023227321-A1 · Jul 20, 2023 · US
Preparation method of graphene-wrapped cobalt prussian blue nanocrystal composite material and method of preparing working electrode using the same and application thereof
US-2022219998-A1 · Jul 14, 2022 · US
Solid nanocomposite material based on hexa- or octacyanometallates of alkali metals, method for preparing same, and method for extracting metal cations
US-11264143-B2 · Mar 1, 2022 · US
Reduced oxygen carriers and their use for the treatment of carboxyhemoglobinemia
US-2021205419-A1 · Jul 8, 2021 · US
Reduced oxygen carriers and their use for the treatment of carboxyhemoglobinemia
US-10973883-B2 · Apr 13, 2021 · US
Ceramic oxide composites reinforced with 2d mx-enes
US-2021101839-A1 · Apr 8, 2021 · US
Saturable-absorber-based laser system
US-10804674-B2 · Oct 13, 2020 · US
Reduced oxygen carriers and their use for the treatment of carboxyhemoglobinemia
US-2019290739-A1 · Sep 26, 2019 · US
Solid nanocomposite material based on hexa- or octacyanometallates of alkali metals, method for preparing same, and method for extracting metal cations
US-2019206583-A1 · Jul 4, 2019 · US
Compositions comprising free-standing two-dimensional nanocrystals
US-10224125-B2 · Mar 5, 2019 · US
Saturable-absorber-based laser system
US-2018102624-A1 · Apr 12, 2018 · US
Compositions comprising free-standing two-dimensional nanocrystals
US-2018053578-A1 · Feb 22, 2018 · US
Compositions comprising free-standing two-dimensional nanocrystals
US-9837182-B2 · Dec 5, 2017 · US
Copolymerization of propylene oxide and carbon dioxide without production of propylene carbonate
US-9683077-B2 · Jun 20, 2017 · US
Fenton reagent improved cyanation and usage thereof
US-9505628-B2 · Nov 29, 2016 · US
Fenton reagent improved cyanation and usage thereof
US-2016251230-A1 · Sep 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01C3/08?
- CPC C01C3/08 is the Cooperative Patent Classification code for “Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)}.”
- How many patents are filed under CPC C01C3/08 (Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)})?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC C01C3/08 growing?
- Publication counts under this code: 1 in 2023 vs 3 in 2025 (latest complete years).