Polymer/fullerene formations and their use in electronic/photonic devices
US-10516111-B2 · Dec 24, 2019 · US
Fullerenes
Fullerenes · 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 | C01B32/152 |
| Official title | Fullerenes |
| Display label | Fullerenes |
| Total patents | 106 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 10 |
| 2018 | 20 |
| 2019 | 25 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 10 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for controllable synthesis of carbon based battery electrode material
US-2019363362-A1 · Nov 28, 2019 · US
Seedless particles with carbon allotropes
US-2019362943-A1 · Nov 28, 2019 · US
Carbon nanostructure preblends and their applications
US-2019322818-A1 · Oct 24, 2019 · US
Method for controllable synthesis of carbon based battery electrode material
US-10446848-B2 · Oct 15, 2019 · US
Thin film, and undercoat foil for energy storage device electrode
US-2019296361-A1 · Sep 26, 2019 · US
Hardmask composition, method of forming pattern using the hardmask composition, and hardmask formed from the hardmask composition
US-10424490-B2 · Sep 24, 2019 · US
Perforatable sheets of graphene-based material
US-10418143-B2 · Sep 17, 2019 · US
Enhanced superconductivity of fullerenes
US-10418539-B2 · Sep 17, 2019 · US
Method for nitrogen doping of solid materials
US-2019270643-A1 · Sep 5, 2019 · US
Seedless particles with carbon allotropes
US-10373808-B2 · Aug 6, 2019 · US
Ternary blend organic solar cells based on one donor polymer and two acceptors
US-2019229269-A1 · Jul 25, 2019 · US
Fullerene derivatives, and related materials, methods and devices
US-10361371-B2 · Jul 23, 2019 · US
Microwave chemical processing
US-10332726-B2 · Jun 25, 2019 · US
Carbon nanostructure preblends and their applications
US-10308773-B2 · Jun 4, 2019 · US
Process of manufacturing an electron transport material
US-10312448-B2 · Jun 4, 2019 · US
Fullerene derivative, organic solar cell using same, and preparation method therefor
US-10270038-B2 · Apr 23, 2019 · US
Graphitic nanocomposites in solid state matrices and methods for making same
US-10240010-B2 · Mar 26, 2019 · US
Method of producing fibrous carbon nanostructures
US-2019055128-A1 · Feb 21, 2019 · US
Heat conductive sheet and method of producing same, and heat dissipation device
US-2019048244-A1 · Feb 14, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B32/152?
- CPC C01B32/152 is the Cooperative Patent Classification code for “Fullerenes.”
- How many patents are filed under CPC C01B32/152 (Fullerenes)?
- Our database includes 106 publications tagged with this CPC code.
- Is patent activity under CPC C01B32/152 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).