Dust compaction system
US-12558861-B2 · Feb 24, 2026 · US
whereby the material is transferred into the press chamber by relative movement between a ram and the press chamber · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B30B11/025 |
| Official title | {whereby the material is transferred into the press chamber by relative movement between a ram and the press chamber} |
| Display label | whereby the material is transferred into the press chamber by relative movement between a ram and the press chamber |
| 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 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12558861-B2 · Feb 24, 2026 · US
US-2024100796-A1 · Mar 28, 2024 · US
US-2023311442-A1 · Oct 5, 2023 · US
US-11697087-B2 · Jul 11, 2023 · US
US-2021154615-A1 · May 27, 2021 · US
US-11000898-B2 · May 11, 2021 · US
US-2019224754-A1 · Jul 25, 2019 · US
US-10020098-B2 · Jul 10, 2018 · US
US-2017165755-A1 · Jun 15, 2017 · US
US-2015179320-A1 · Jun 25, 2015 · US
US-8955430-B2 · Feb 17, 2015 · US