Synthesis of deuterated aldehydes
US-12454502-B2 · Oct 28, 2025 · US
polycyclic · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C47/57 |
| Official title | polycyclic |
| Display label | polycyclic |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12454502-B2 · Oct 28, 2025 · US
US-12011422-B2 · Jun 18, 2024 · US
US-11691980-B2 · Jul 4, 2023 · US
US-2022401384-A1 · Dec 22, 2022 · US
US-11376228-B2 · Jul 5, 2022 · US
US-2021198271-A1 · Jul 1, 2021 · US
US-2020361893-A1 · Nov 19, 2020 · US
US-9815746-B2 · Nov 14, 2017 · US
US-9745240-B2 · Aug 29, 2017 · US
US-2016039723-A1 · Feb 11, 2016 · US
US-9085511-B2 · Jul 21, 2015 · US