Flour milling device and method thereof
US-2025276322-A1 · Sep 4, 2025 · US
Feeding devices
Feeding devices · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B02C4/286 |
| Official title | {Feeding devices} |
| Display label | Feeding devices |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for processing crops harvested from fields
US-12269042-B2 · Apr 8, 2025 · US
Method and apparatus for guarding and compounding material with two roll mill
US-2024399383-A1 · Dec 5, 2024 · US
Feed level control system and method
US-2024307886-A1 · Sep 19, 2024 · US
Method and apparatus for guarding and compounding material with two roll mill
US-12090489-B2 · Sep 17, 2024 · US
Glass breaking apparatus, glass processing system, and glass processing method
US-2024278251-A1 · Aug 22, 2024 · US
Process for producing superabsorbent polymer particles
US-12037429-B2 · Jul 16, 2024 · US
Infeed protection device
US-11992846-B2 · May 28, 2024 · US
Colloid mill
US-2024165629-A1 · May 23, 2024 · US
Distribution metering device for a roller mill, roller mill with such a distribution metering device, method for grinding grinding stock, and roller mill comprising a switching cabinet with a cooling system
US-11865547-B2 · Jan 9, 2024 · US
Intake arrangement for a roller mill, roller mill having such an intake arrangement and method for determining the ground material fill level of a storage container of a roller mill
US-11860020-B2 · Jan 2, 2024 · US
Fertilizer grinding mechanism, water and fertilizer mixing device, and aqueous fertilizer solution preparation production line
US-11731137-B2 · Aug 22, 2023 · US
Method and apparatus for guarding and compounding material with two roll mill
US-2023173501-A1 · Jun 8, 2023 · US
Systems and methods for processing crops harvested from fields
US-2023064089-A1 · Mar 2, 2023 · US
Fertilizer grinding mechanism, water and fertilizer mixing device, and aqueous fertilizer solution preparation production line
US-2023034460-A1 · Feb 2, 2023 · US
Infeed protection device
US-2022212198-A1 · Jul 7, 2022 · US
Process for producing superabsorbent polymer particles
US-2022185924-A1 · Jun 16, 2022 · US
Distribution metering device for a roller mill, roller mill with such a distribution metering device, method for grinding grinding stock, and roller mill comprising a switching cabinet with a cooling system
US-2022072561-A1 · Mar 10, 2022 · US
Distribution metering device for a roller mill, roller mill with such a distribution metering device, method for grinding grinding stock, and roller mill comprising a switching cabinet with a cooling system
US-11185867-B2 · Nov 30, 2021 · US
Intake arrangement for a roller mill, roller mill having such an intake arrangement and method for determining the ground material fill level of a storage container of a roller mill
US-2021302217-A1 · Sep 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B02C4/286?
- CPC B02C4/286 is the Cooperative Patent Classification code for “Feeding devices.”
- How many patents are filed under CPC B02C4/286 (Feeding devices)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC B02C4/286 growing?
- Publication counts under this code: 9 in 2024 vs 2 in 2025 (latest complete years).