Optical assembly with coating and methods of use
US-2025306450-A1 · Oct 2, 2025 · US
Structure or properties of carbon nanotubes
Structure or properties of carbon nanotubes · 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 | C01B2202/00 |
| Official title | Structure or properties of carbon nanotubes |
| Display label | Structure or properties of carbon nanotubes |
| Total patents | 37 |
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 | 7 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical assembly with coating and methods of use
US-12346023-B2 · Jul 1, 2025 · US
Optical assembly with coating and methods of use
US-12346020-B2 · Jul 1, 2025 · US
Carbon nanotube dispersion liquid
US-2025206616-A1 · Jun 26, 2025 · US
Negative Electrode and Secondary Battery Including the Negative Electrode
US-2025167243-A1 · May 22, 2025 · US
Carbon nanotube enhanced polymers and methods for manufacturing the same
US-12187871-B2 · Jan 7, 2025 · US
Method for separating semiconducting carbon nanotubes, and mixed solution, and dispersion of semiconducting carbon nanotubes
US-2024359984-A1 · Oct 31, 2024 · US
Bundle-type carbon nanotubes
US-2024279066-A1 · Aug 22, 2024 · US
Method for separating semiconducting carbon nanotubes, and mixed solution, and dispersion of semiconducting carbon nanotubes
US-12065355-B2 · Aug 20, 2024 · US
Optical assembly with coating and methods of use
US-2023408906-A1 · Dec 21, 2023 · US
Optical assembly with coating and methods of use
US-2022260932-A1 · Aug 18, 2022 · US
Aluminium or copper-carbon nanotube composite material and method for preparing same
US-11401583-B2 · Aug 2, 2022 · US
Method for separating semiconducting carbon nanotubes, and mixed solution, and dispersion of semiconducting carbon nanotubes
US-2021354988-A1 · Nov 18, 2021 · US
Method of producing carbon nanotube growth substrate
US-2020207624-A1 · Jul 2, 2020 · US
Aluminium or copper-carbon nanotube composite material and method for preparing same
US-2020115776-A1 · Apr 16, 2020 · US
Electrode mixture layer
US-10586989-B2 · Mar 10, 2020 · US
Carbon nanotube-graphene hybrid transparent conductor and field effect transistor
US-10566537-B2 · Feb 18, 2020 · US
Carbon fiber-reinforced molded article
US-10329392-B2 · Jun 25, 2019 · US
Carbon Nanotube Enhanced Polymers and Methods for Manufacturing the Same
US-2019062524-A1 · Feb 28, 2019 · US
Electrode mixture layer
US-2018145333-A1 · May 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B2202/00?
- CPC C01B2202/00 is the Cooperative Patent Classification code for “Structure or properties of carbon nanotubes.”
- How many patents are filed under CPC C01B2202/00 (Structure or properties of carbon nanotubes)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC C01B2202/00 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).