B65G 69/08
Devices for emptying storage spaces as completely as possible
Official title: Devices for emptying storage spaces as completely as possible (devices preventing the formation of bridges in large containers B65D88/64)
B65G69/08 (Devices for emptying storage spaces as completely as possible) appears on 35 US grants and 42 published applications in this corpus.
Search patents in B65G- Granted patents
- 35
- Published applications
- 42
- Assignees
- 29
- Inventors
- 96
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 6 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 3 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 3 |
| 2018 | 4 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 6 |
| 2021 | 3 | 3 |
| 2022 | 5 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 4 |
| 2025 | 4 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sweep system for grain bins18 Nov 2025US 12,473,158 B2Sukup Manufacturing Company
- Industrial sweeping apparatus18 Nov 2025US 12,473,159 B2
- Container unloading apparatus and method for controlling the same22 Jul 2025US 12,365,553 B2Southworth International Group, Inc.
- Sweep system for full elevated floor grain bins15 Apr 2025US 12,275,604 B2Sukup Manufacturing Company
- Feed bin anti-bridge device3 Dec 2024US 12,157,627 B2Valco Industries, Inc.
- Sweep system for grain bins18 Jun 2026US 2026/0167443 A1Sukup Manufacturing Company
- Device and method for emptying containers5 Mar 2026US 2026/0062238 A1
- Container unloading apparatus and method for controlling the same6 Nov 2025US 2025/0340390 A1Southworth International Group, Inc.
- Management of piled granular material with vertical surface projections26 Jun 2025US 2025/0205892 A1Grain Weevil Corporation
- Container unloading apparatus and method for controlling the same16 Jan 2025US 2025/0019187 A1Southworth International Group, Inc.
Most cited
By later US patents
- Grain bin unloading system36US 6,499,930 B12002
- Adjustable reclaiming device for moving bulk material29US 6,203,261 B1Dome Technology, Inc. · 2001
- Air assisted gravity sweep conveyor23US 6,017,180 A2000
- Bin sweep with inclined portion21US 9,288,946 B1Sioux Steel Company · 2016
- Grain sweep conveyor13US 9,120,633 B2Skandia Elevator AB · 2015