Oriented perovskite crystals and methods of making the same
US-11535639-B2 · Dec 27, 2022 · US
Tin compounds
Tin 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 | C07F7/22 |
| Official title | Tin compounds |
| Display label | Tin compounds |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 12 |
| 2020 | 17 |
| 2021 | 8 |
| 2022 | 12 |
| 2023 | 11 |
| 2024 | 9 |
| 2025 | 10 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Organotin oxide hydroxide patterning compositions, precursors, and patterning
US-11537048-B2 · Dec 27, 2022 · US
Method based on multi-source deposition for fabricating perovskite film
US-11293101-B2 · Apr 5, 2022 · US
Photoresist for semiconductor fabrication
US-2022100086-A1 · Mar 31, 2022 · US
Methods for stabilizing perovskites
US-2022059780-A1 · Feb 24, 2022 · US
Semiconductor resist composition, and method of forming patterns using the composition
US-2021325781-A1 · Oct 21, 2021 · US
Semiconductor resist composition, and method of forming patterns using the composition
US-11092890-B2 · Aug 17, 2021 · US
Method of preparing luminescent nano-sheet, luminescent nano-sheet material, luminescent nano-sheet film, back light, and liquid crystal display apparatus
US-11091693-B2 · Aug 17, 2021 · US
High-purity large-scale preparation of stannsoporfin
US-11078220-B2 · Aug 3, 2021 · US
Complex and method for producing same
US-11066431-B2 · Jul 20, 2021 · US
Materials and Methods to Improve the Stability of Metal Halide Perovskites
US-2021104686-A1 · Apr 8, 2021 · US
Solar cell
US-2021091323-A1 · Mar 25, 2021 · US
Compounds for Coordinating with a Metal, Compositions Containing Such Compounds, and Methods of Catalyzing Reactions
US-2021079009-A1 · Mar 18, 2021 · US
Organotin oxide hydroxide patterning compositions, precursors, and patterning
US-2020371439-A1 · Nov 26, 2020 · US
Multiple metal salt assembly of dendrimer having four or more types of multiple-metal salt compound precisely assembled, and method for producing subnano metal particles
US-10781290-B2 · Sep 22, 2020 · US
Organotin oxide hydroxide patterning compositions, precursors, and patterning
US-10775696-B2 · Sep 15, 2020 · US
Thermolatent catalyst and its use in curable compositions
US-10773243-B2 · Sep 15, 2020 · US
Germanium-centered dendrimer compound, and organic optoelectric element comprising same
US-10770663-B2 · Sep 8, 2020 · US
Tin-containing zeolitic material having a BEA framework structure
US-10766781-B2 · Sep 8, 2020 · US
Oriented perovskite crystals and methods of making the same
US-2020277314-A1 · Sep 3, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07F7/22?
- CPC C07F7/22 is the Cooperative Patent Classification code for “Tin compounds.”
- How many patents are filed under CPC C07F7/22 (Tin compounds)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C07F7/22 growing?
- Publication counts under this code: 9 in 2024 vs 10 in 2025 (latest complete years).