Portable frozen confection machine
US-11519650-B2 · Dec 6, 2022 · US
Feed chute arrangements
Feed chute arrangements · 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 | B02C18/2291 |
| Official title | {Feed chute arrangements} |
| Display label | Feed chute arrangements |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 9 |
| 2017 | 9 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 14 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Portable frozen confection machine
US-11441832-B2 · Sep 13, 2022 · US
Coarse crusher
US-2022134348-A1 · May 5, 2022 · US
Chipper shredder
US-11185014-B2 · Nov 30, 2021 · US
Material reduction machine with dynamic infeed control
US-2021229108-A1 · Jul 29, 2021 · US
Portable frozen confection machine
US-11002473-B2 · May 11, 2021 · US
Portable frozen confection machine
US-10995976-B2 · May 4, 2021 · US
Portable frozen confection machine
US-2021055027-A1 · Feb 25, 2021 · US
Loosefill insulation blowing machine with removable hose hub
US-10882052-B2 · Jan 5, 2021 · US
Loosefill insulation blowing machine having a compact size and reduced weight
US-2020354976-A1 · Nov 12, 2020 · US
Portable frozen confection machine
US-10801769-B2 · Oct 13, 2020 · US
Portable frozen confection machine
US-10794624-B2 · Oct 6, 2020 · US
Loosefill insulation blowing machine with a full height bale guide
US-10760287-B2 · Sep 1, 2020 · US
Chipper shredder
US-2020214223-A1 · Jul 9, 2020 · US
Chipper shredder
US-2020214224-A1 · Jul 9, 2020 · US
Portable frozen confection machine
US-2020182523-A1 · Jun 11, 2020 · US
Loosefill insulation blowing machine
US-2020173182-A1 · Jun 4, 2020 · US
Loosefill insulation blowing machine
US-10669727-B2 · Jun 2, 2020 · US
Chipper shredder
US-10631466-B2 · Apr 28, 2020 · US
Loosefill insulation blowing machine
US-10604947-B2 · Mar 31, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B02C18/2291?
- CPC B02C18/2291 is the Cooperative Patent Classification code for “Feed chute arrangements.”
- How many patents are filed under CPC B02C18/2291 (Feed chute arrangements)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC B02C18/2291 growing?
- Publication counts under this code: 9 in 2024 vs 2 in 2025 (latest complete years).