Granular material conveyance and transfer apparatus
US-2025353689-A1 · Nov 20, 2025 · US
with means for retarding material flow at the delivery end of the housing
with means for retarding material flow at the delivery end of the housing · 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 | B65G33/22 |
| Official title | with means for retarding material flow at the delivery end of the housing |
| Display label | with means for retarding material flow at the delivery end of the housing |
| Total patents | 27 |
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 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 8 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Feeding arrangement
US-11879209-B2 · Jan 23, 2024 · US
Auger cover
US-11805731-B2 · Nov 7, 2023 · US
Multicrop harvesting
US-11696527-B2 · Jul 11, 2023 · US
Toner conveyance device including conveyance screw and image forming apparatus
US-11493862-B2 · Nov 8, 2022 · US
Toner conveyance device and image forming apparatus
US-2022011694-A1 · Jan 13, 2022 · US
Multicrop harvesting
US-2021321565-A1 · Oct 21, 2021 · US
Screw press
US-11052626-B2 · Jul 6, 2021 · US
Feeding arrangement
US-2021189647-A1 · Jun 24, 2021 · US
Feeding system and method for feeding comminuted cellulosic material to a high-pressure treatment zone
US-2021131032-A1 · May 6, 2021 · US
Screw Press
US-2021122128-A1 · Apr 29, 2021 · US
Spill saver control system for combine harvester unloading system
US-10932410-B2 · Mar 2, 2021 · US
A system for transporting biomass material and a method for preventing blow back in said system
US-2021039893-A1 · Feb 11, 2021 · US
Auger cover
US-2021037708-A1 · Feb 11, 2021 · US
Unloading system for agricultural combine
US-10624269-B1 · Apr 21, 2020 · US
Spill saver control system for combine harvester unloading system
US-2020037507-A1 · Feb 6, 2020 · US
Separably-driven rotor portions and associated method for threshing grain
US-10194592-B2 · Feb 5, 2019 · US
Toner conveyance device and image forming apparatus including the same
US-10175611-B2 · Jan 8, 2019 · US
Toner conveyance device and image forming apparatus including the same
US-2018275562-A1 · Sep 27, 2018 · US
Optical networks
US-9654210-B2 · May 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G33/22?
- CPC B65G33/22 is the Cooperative Patent Classification code for “with means for retarding material flow at the delivery end of the housing.”
- How many patents are filed under CPC B65G33/22 (with means for retarding material flow at the delivery end of the housing)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC B65G33/22 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).