Perovskite materials and methods of making the same
US-2019241802-A1 · Aug 8, 2019 · US
Lead compounds
Lead compounds · 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 | C07F7/24 |
| Official title | Lead compounds |
| Display label | Lead compounds |
| Total patents | 266 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 8 |
| 2017 | 15 |
| 2018 | 28 |
| 2019 | 28 |
| 2020 | 38 |
| 2021 | 39 |
| 2022 | 35 |
| 2023 | 21 |
| 2024 | 29 |
| 2025 | 16 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Organo-lead halide perovskites thin single crystals
US-2019221755-A1 · Jul 18, 2019 · US
System and method based on multi-source deposition for fabricating perovskite film
US-2019211453-A1 · Jul 11, 2019 · US
Highly tunable colloidal perovskite nanoplatelets
US-10273405-B2 · Apr 30, 2019 · US
Complex and perovskite material, and perovskite-type solar cell using complex or perovskite material
US-2018366657-A1 · Dec 20, 2018 · US
Multi-solvent perovskite composition
US-2018358184-A1 · Dec 13, 2018 · US
Doped perovskite having improved stability, and solar cells made thereof
US-2018350527-A1 · Dec 6, 2018 · US
Mixed cation perovskite
US-2018351123-A1 · Dec 6, 2018 · US
Multi-layered perovskites, devices, and methods of making the same
US-2018351019-A1 · Dec 6, 2018 · US
Organic thin film transistor and method for making the same
US-2018315937-A1 · Nov 1, 2018 · US
Organic thin film transistor and method for making the same
US-10115915-B1 · Oct 30, 2018 · US
Organic-inorganic hybrid perovskite nanocrystal particle light emitting body having two-dimensional structure, method for producing same, and light emitting device using same
US-10109805-B2 · Oct 23, 2018 · US
Solution growth of single-crystal perovskite structures
US-10077507-B2 · Sep 18, 2018 · US
Acene-based transmitter molecules for photon upconversion
US-2018258111-A1 · Sep 13, 2018 · US
Semiconductor film, method of producing semiconductor film, solar cell, light-emitting diode, thin film transistor, and electronic device
US-10050161-B2 · Aug 14, 2018 · US
Light-absorbing material containing perovskite compound and perovskite solar cell including the same
US-2018226202-A1 · Aug 9, 2018 · US
Light-absorbing material containing perovskite compound, and perovskite solar cell including the same
US-2018226203-A1 · Aug 9, 2018 · US
Method for preparing light absorber of solar cell
US-2018226590-A1 · Aug 9, 2018 · US
Method for manufacturing a perovskite crystal structure and apparatus for manufacturing a perovskite crystal structure therefor
US-2018216249-A1 · Aug 2, 2018 · US
Method for preparing inorganic/organic hybrid perovskite compound film
US-2018208611-A1 · Jul 26, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07F7/24?
- CPC C07F7/24 is the Cooperative Patent Classification code for “Lead compounds.”
- How many patents are filed under CPC C07F7/24 (Lead compounds)?
- Our database includes 266 publications tagged with this CPC code.
- Is patent activity under CPC C07F7/24 growing?
- Publication counts under this code: 29 in 2024 vs 16 in 2025 (latest complete years).