Hybrid nanomaterials, composites thereof, and uses thereof
US-2025346491-A1 · Nov 13, 2025 · US
Structure or properties of graphene
Structure or properties of graphene · 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 | C01B2204/00 |
| Official title | Structure or properties of graphene |
| Display label | Structure or properties of graphene |
| Total patents | 34 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid nanomaterials, composites thereof, and uses thereof
US-12378121-B2 · Aug 5, 2025 · US
Method for the exfoliation of graphene
US-11554959-B2 · Jan 17, 2023 · US
Method for preparing graphene-tin oxide nanocomposite, and graphene-tin oxide nanocomposite
US-11499933-B2 · Nov 15, 2022 · US
Hybrid nanomaterials, composites thereof, and uses thereof
US-2021230004-A1 · Jul 29, 2021 · US
Method for preparing graphene-tin oxide nanocomposite, and graphene-tin oxide nanocomposite
US-2020166469-A1 · May 28, 2020 · US
Carbon nanotube-graphene hybrid transparent conductor and field effect transistor
US-10566537-B2 · Feb 18, 2020 · US
Production of graphene oxide
US-10415144-B2 · Sep 17, 2019 · US
Method for the exfoliation of graphene
US-2019276317-A1 · Sep 12, 2019 · US
Electrically conductive oil-based fluids
US-2019225856-A1 · Jul 25, 2019 · US
Electrically conductive oil-based fluids
US-10280356-B2 · May 7, 2019 · US
Nanostructured graphene with atomically-smooth edges
US-10252914-B2 · Apr 9, 2019 · US
Preparation method of graphene
US-9950930-B2 · Apr 24, 2018 · US
Carbon nanotube-graphene hybrid transparent conductor and field effect transistor
US-9954175-B2 · Apr 24, 2018 · US
Methods for forming a carbon nanotube-graphene hybrid film on a substrate
US-9887361-B2 · Feb 6, 2018 · US
Porous graphene for cathode of secondary battery and its manufacturing method
US-9831501-B2 · Nov 28, 2017 · US
Preparation method of graphene
US-2017166449-A1 · Jun 15, 2017 · US
Methods for perforating graphene using an activated gas stream and perforated graphene produced therefrom
US-9567224-B2 · Feb 14, 2017 · US
Nanostructured graphene with atomically-smooth edges
US-2016368773-A1 · Dec 22, 2016 · US
Production of graphene oxide
US-2016298244-A1 · Oct 13, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B2204/00?
- CPC C01B2204/00 is the Cooperative Patent Classification code for “Structure or properties of graphene.”
- How many patents are filed under CPC C01B2204/00 (Structure or properties of graphene)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC C01B2204/00 growing?
- Publication counts under this code: 1 in 2023 vs 2 in 2025 (latest complete years).