Transformable tray and tray system for receiving, transporting and unloading items
US-10822185-B2 · Nov 3, 2020 · US
Filling devices
Filling 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 | B65G65/32 |
| Official title | Filling devices |
| Display label | Filling devices |
| Total patents | 138 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 9 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 9 |
| 2020 | 18 |
| 2021 | 7 |
| 2022 | 15 |
| 2023 | 12 |
| 2024 | 15 |
| 2025 | 15 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mobile oilfield materialtransfer unit
US-2020255214-A1 · Aug 13, 2020 · US
Pouch conveyor
US-10737889-B2 · Aug 11, 2020 · US
Mobile oilfield materialtransfer unit
US-10633174-B2 · Apr 28, 2020 · US
Loading System
US-2020115173-A1 · Apr 16, 2020 · US
Apparatus and Methods for Production Additive Manufacturing
US-2019321889-A1 · Oct 24, 2019 · US
Transformable tray and tray system for receiving, transporting and unloading items
US-2019263605-A1 · Aug 29, 2019 · US
Conveyor system with weighing capability
US-2019263604-A1 · Aug 29, 2019 · US
Seed carrier with pivoting conveyor
US-2019241357-A1 · Aug 8, 2019 · US
Apparatus and methods for production additive manufacturing
US-10357827-B2 · Jul 23, 2019 · US
Micronized dry barite powder bulk movement
US-10322871-B2 · Jun 18, 2019 · US
Method and apparatus for filling transport containers with rod-like articles of tobacco industry
US-2019116869-A1 · Apr 25, 2019 · US
Transformable tray and tray system for receiving, transporting and unloading items
US-10202248-B2 · Feb 12, 2019 · US
Transformable tray and tray system for receiving, transporting and unloading items
US-2019009997-A1 · Jan 10, 2019 · US
Conveyor apparatus and combined weighing apparatus
US-10094700-B2 · Oct 9, 2018 · US
Tank apparatus, a system for dispersing by circulating a mixture, and a method for dispersing by circulating a mixture
US-10086344-B2 · Oct 2, 2018 · US
System and method for delivery of oilfield materials
US-10077610-B2 · Sep 18, 2018 · US
Self controlled pneumatic loading method for granular materials
US-2018148277-A1 · May 31, 2018 · US
Methods of storing and moving proppant at location adjacent rail line
US-2018148278-A1 · May 31, 2018 · US
Rapid switching dual proppant delivery system
US-2018105375-A1 · Apr 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G65/32?
- CPC B65G65/32 is the Cooperative Patent Classification code for “Filling devices.”
- How many patents are filed under CPC B65G65/32 (Filling devices)?
- Our database includes 138 publications tagged with this CPC code.
- Is patent activity under CPC B65G65/32 growing?
- Publication counts under this code: 15 in 2024 vs 15 in 2025 (latest complete years).