2 substituted cephem compounds
US-10174053-B2 · Jan 8, 2019 · US
further substituted by doubly-bound nitrogen atoms · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07D505/24 |
| Official title | further substituted by doubly-bound nitrogen atoms |
| Display label | further substituted by doubly-bound nitrogen atoms |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10174053-B2 · Jan 8, 2019 · US
US-2017281532-A1 · Oct 5, 2017 · US
US-9238657-B2 · Jan 19, 2016 · US
US-2015299223-A1 · Oct 22, 2015 · US
US-9145425-B2 · Sep 29, 2015 · US