Preparation method of selenium-containing heterocyclic compounds
US-11548862-B2 · Jan 10, 2023 · US
Six-membered rings · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D293/08 |
| Official title | Six-membered rings |
| Display label | Six-membered rings |
| Total patents | 2 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2022 | 1 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.