Apparatus for processing of leather
US-12416054-B2 · Sep 16, 2025 · US
using physical means combined with chemical means · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C14C3/30 |
| Official title | using physical means combined with chemical means |
| Display label | using physical means combined with chemical means |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2019 | 1 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12416054-B2 · Sep 16, 2025 · US
US-2024360524-A1 · Oct 31, 2024 · US
US-12049676-B2 · Jul 30, 2024 · US
US-2022220570-A1 · Jul 14, 2022 · US
US-2022220571-A1 · Jul 14, 2022 · US
US-10301691-B2 · May 28, 2019 · US
US-2017240980-A1 · Aug 24, 2017 · US
US-2017029909-A1 · Feb 2, 2017 · US
US-9206486-B2 · Dec 8, 2015 · US