Crystalline Sp-Sp2 Hybridized Carbon Allotropes through Dynamic Covalent Synthesis
US-2024286903-A1 · Aug 29, 2024 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C01P2002/84 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 807 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 69 |
| 2016 | 44 |
| 2017 | 56 |
| 2018 | 58 |
| 2019 | 91 |
| 2020 | 81 |
| 2021 | 82 |
| 2022 | 81 |
| 2023 | 83 |
| 2024 | 79 |
| 2025 | 72 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for synthesis of b-site doped abx3 perovskite nanocrystals
US-2024067875-A1 · Feb 29, 2024 · US
Core-shell-type cerium oxide microparticle, dispersion solution comprising the microparticle, and process for production of the microparticle or dispersion solution
US-9216305-B2 · Dec 22, 2015 · US
Nickel-free green pigment
US-2015353706-A1 · Dec 10, 2015 · US
Methods for preparing Cu2ZnSnS4 nanoparticles for use in thin film photovoltaic cells
US-9206054-B2 · Dec 8, 2015 · US
Composite spherical polymer particles and their production process, and cosmetics using the same
US-9205033-B2 · Dec 8, 2015 · US
Rare earth aluminum garnet-type inorganic oxide, phosphor and light-emitting device using same
US-2015344775-A1 · Dec 3, 2015 · US
Nanocrystals containing CdTe core with CdS and ZnS coatings
US-9202867-B2 · Dec 1, 2015 · US
Hydrogen production process
US-2015336075-A1 · Nov 26, 2015 · US
Composite particles and method for production thereof
US-9193871-B2 · Nov 24, 2015 · US
Fluoride-based luminescent phosphors
US-2015329776-A1 · Nov 19, 2015 · US
Organic solvent dispersion containing flaky titanium oxide, method for production of the dispersion, titanium oxide film using the dispersion, and method for production of the titanium oxide film
US-9187339-B2 · Nov 17, 2015 · US
Nickel-free green pigment
US-9187617-B1 · Nov 17, 2015 · US
One-pot synthesis of Nb2O5-doped TiO2 nanoparticles
US-9183993-B2 · Nov 10, 2015 · US
Morphologically and size uniform monodisperse particles and their shape-directed self-assembly
US-9181477-B2 · Nov 10, 2015 · US
Method for producing phosphor
US-2015307353-A1 · Oct 29, 2015 · US
Method for preparing an organic-compatible and water-compatible composition of metal nanocrystals, and resulting composition
US-9169127-B2 · Oct 27, 2015 · US
Synthesis of quantum dot/polymer/layered-structure ceramic composite
US-2015298432-A1 · Oct 22, 2015 · US
Method for preparing a water-compatible composition of metal oxide nanocrystals and the water-compatible composition obtained
US-9162900-B2 · Oct 20, 2015 · US
Polishing agent, polishing agent set and method for polishing base
US-9163162-B2 · Oct 20, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01P2002/84?
- CPC C01P2002/84 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C01P2002/84 (Chemistry & Metallurgy)?
- Our database includes 807 publications tagged with this CPC code.
- Is patent activity under CPC C01P2002/84 growing?
- Publication counts under this code: 79 in 2024 vs 72 in 2025 (latest complete years).