Processes for the preparation of expanded graphite and exfoliated graphene oxide
US-12552672-B2 · Feb 17, 2026 · US
by electrolysis
by electrolysis · 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 | C30B7/12 |
| Official title | by electrolysis |
| Display label | by electrolysis |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 11 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrochromic devices using transparent mxenes
US-2025314940-A1 · Oct 9, 2025 · US
Semiconductor material based on metal nanowires and porous nitride and preparation method thereof
US-12343711-B2 · Jul 1, 2025 · US
Electrolytic copper foil and preparation method therefor, negative electrode plate, secondary battery, battery module, battery pack and power consuming device
US-12327862-B2 · Jun 10, 2025 · US
Electrochromic devices using transparent mxenes
US-2025004341-A1 · Jan 2, 2025 · US
High-throughput crystallographic screening device and method for crystalizing membrane proteins using a sub physiological resting membrane potential across a lipid matrix of variable composition
US-12128399-B2 · Oct 29, 2024 · US
Compositions and methods for the eletrodeposition of nanotwinned copper
US-2024318342-A1 · Sep 26, 2024 · US
Textured metal substrates for negative electrodes of lithium metal batteries and methods of making the same
US-12040479-B2 · Jul 16, 2024 · US
High-throughput crystallographic screening device and method for crystalizing membrane proteins using a sub physiological resting membrane potential across a lipid matrix of variable composition
US-2023364601-A1 · Nov 16, 2023 · US
Processes for the preparation of expanded graphite and exfoliated graphene oxide
US-2023357020-A1 · Nov 9, 2023 · US
Electrolytic copper foil and preparation method therefor, negative electrode plate, secondary battery, battery module, battery pack and power consuming device
US-2023323556-A1 · Oct 12, 2023 · US
Metal conducting coatings for anodes, methods of making and using same, and uses thereof
US-2023282837-A1 · Sep 7, 2023 · US
High-throughput crystallographic screening device and method for crystalizing membrane proteins using a sub physiological resting membrane potential across a lipid matrix of variable composition
US-11717819-B2 · Aug 8, 2023 · US
Pulsed electrochemical deposition of ordered intermetallic carbon composites
US-2023006218-A1 · Jan 5, 2023 · US
Textured metal substrates for negative electrodes of lithium metal batteries and methods of making the same
US-2022416220-A1 · Dec 29, 2022 · US
High-strength single-crystal like nanotwinned nickel coatings and methods of making the same
US-11492725-B2 · Nov 8, 2022 · US
High-throughput crystallographic screening device and method for crystalizing membrane proteins using a sub physiological resting membrane potential across a lipid matrix of variable composition
US-11440001-B1 · Sep 13, 2022 · US
High-throughput crystallographic screening device and method for crystalizing membrane proteins using a sub physiological resting membrane potential across a lipid matrix of variable composition
US-2022274101-A1 · Sep 1, 2022 · US
Piezoelectric materials and structures based on cellulose nanocrystals
US-2022123199-A1 · Apr 21, 2022 · US
Semiconductor material based on metal nanowires and porous nitride and preparation method thereof
US-2022088579-A1 · Mar 24, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C30B7/12?
- CPC C30B7/12 is the Cooperative Patent Classification code for “by electrolysis.”
- How many patents are filed under CPC C30B7/12 (by electrolysis)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC C30B7/12 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).