Outlet system for transporting comminuted lignocellulosic material from a vessel and vessel comprising such an outlet system
US-2021309449-A1 · Oct 7, 2021 · US
Construction or shape of discharge section
Construction or shape of discharge section · 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 | B65D88/28 |
| Official title | Construction or shape of discharge section |
| Display label | Construction or shape of discharge section |
| Total patents | 93 |
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 | 1 |
| 2016 | 6 |
| 2017 | 20 |
| 2018 | 9 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 8 |
| 2024 | 13 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dust control systems for bulk material containers
US-11066259-B2 · Jul 20, 2021 · US
Storage containers, bins and devices
US-2021163223-A1 · Jun 3, 2021 · US
Sealed reusable bulk material container
US-11001439-B2 · May 11, 2021 · US
Cosmetic receptacle system for producing cosmetic receptacles while using identical parts
US-2021106117-A1 · Apr 15, 2021 · US
Storage containers, bins and devices
US-10947043-B2 · Mar 16, 2021 · US
Picking systems and methods
US-2021053759-A1 · Feb 25, 2021 · US
Picking systems and methods
US-10899539-B2 · Jan 26, 2021 · US
Container, device and method for storing or processing particulate materials to minimize or eliminate vibrations such as quaking or shaking
US-2021016959-A1 · Jan 21, 2021 · US
Pulverized-fuel supply unit and method, and integrated gasification combined cycle
US-10836567-B2 · Nov 17, 2020 · US
Robotic picking systems and devices
US-2020354147-A1 · Nov 12, 2020 · US
Robotic picking systems and devices
US-10759597-B2 · Sep 1, 2020 · US
Build material hopper for 3d printing systems
US-2020247054-A1 · Aug 6, 2020 · US
Pressurizing system for powder supply hopper, gasification facility, integrated gasification combined cycle facility, and method for pressurizing powder supply hopper
US-10717594-B2 · Jul 21, 2020 · US
Proppant discharge system and a container for use in such a proppant discharge system
US-10661981-B2 · May 26, 2020 · US
Method of delivering, storing, unloading, and using proppant at a well site
US-10661980-B2 · May 26, 2020 · US
Proppant discharge system and a container for use in such a proppant discharge system
US-10569953-B2 · Feb 25, 2020 · US
Proppant discharge system and a container for use in such a proppant discharge system
US-10464741-B2 · Nov 5, 2019 · US
Texture sprayer bag roller extension
US-10450109-B2 · Oct 22, 2019 · US
Dust control systems for bulk material containers
US-2019276225-A1 · Sep 12, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D88/28?
- CPC B65D88/28 is the Cooperative Patent Classification code for “Construction or shape of discharge section.”
- How many patents are filed under CPC B65D88/28 (Construction or shape of discharge section)?
- Our database includes 93 publications tagged with this CPC code.
- Is patent activity under CPC B65D88/28 growing?
- Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).