Chemical functionalization of cellulosic materials with diazo compounds
US-12559577-B2 · Feb 24, 2026 · US
with carbamoyl groups {, i.e. -CO-NH2} · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08B11/15 |
| Official title | with carbamoyl groups {, i.e. -CO-NH2} |
| Display label | with carbamoyl groups {, i.e. -CO-NH2} |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12559577-B2 · Feb 24, 2026 · US
US-2023285577-A1 · Sep 14, 2023 · US
US-2023183383-A1 · Jun 15, 2023 · US
US-2022257781-A1 · Aug 18, 2022 · US
US-2016060815-A1 · Mar 3, 2016 · US