Protein-Enriched Marshmallows
US-2024032561-A1 · Feb 1, 2024 · US
Bulk
Bulk · 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 | B65G2201/04 |
| Official title | Bulk |
| Display label | Bulk |
| Total patents | 160 |
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 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 18 |
| 2019 | 27 |
| 2020 | 34 |
| 2021 | 30 |
| 2022 | 13 |
| 2023 | 8 |
| 2024 | 11 |
| 2025 | 9 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wear resistant transfer or distribution chutes
US-2020385212-A1 · Dec 10, 2020 · US
Merger extension chute and conveyor
US-10822172-B1 · Nov 3, 2020 · US
Road finishing machine or charger vehicle with pushing means for a material transfer process
US-10822753-B2 · Nov 3, 2020 · US
Rotary feeder with recess for protective baffle and shear edge assembly
US-10794001-B2 · Oct 6, 2020 · US
Enhanced pressurising of bulk material in lock hoppers
US-10633199-B2 · Apr 28, 2020 · US
Pocket-Type Conveyor Belt Installation
US-2020031580-A1 · Jan 30, 2020 · US
Systems and methods for sorting material on a conveyor
US-2020009576-A1 · Jan 9, 2020 · US
Auger coupling assembly with a pivotable clutch
US-10518980-B2 · Dec 31, 2019 · US
Flexible hopper for a conveyor system
US-2019389660-A1 · Dec 26, 2019 · US
Minimizing relative movement between component parts of a tank during loading and unloading
US-2019389361-A1 · Dec 26, 2019 · US
Tank
US-2019389360-A1 · Dec 26, 2019 · US
Method of loading materials into a tank
US-2019382221-A1 · Dec 19, 2019 · US
Method of unloading materials from a tank
US-2019382223-A1 · Dec 19, 2019 · US
Tank having an air piping system
US-2019382222-A1 · Dec 19, 2019 · US
Tank with compartments and an air piping system for equalizing air pressure in the compartments
US-2019381928-A1 · Dec 19, 2019 · US
Auger coupling assembly with a pivotable clutch
US-2019337725-A1 · Nov 7, 2019 · US
Dry bulk tank
US-2019299837-A1 · Oct 3, 2019 · US
Method of loading dry bulk materials in a dry bulk tank
US-2019300297-A1 · Oct 3, 2019 · US
Minimizing relative movement between component parts of a tank trailer during loading and unloading
US-2019299839-A1 · Oct 3, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G2201/04?
- CPC B65G2201/04 is the Cooperative Patent Classification code for “Bulk.”
- How many patents are filed under CPC B65G2201/04 (Bulk)?
- Our database includes 160 publications tagged with this CPC code.
- Is patent activity under CPC B65G2201/04 growing?
- Publication counts under this code: 11 in 2024 vs 9 in 2025 (latest complete years).