B65G 53/40
Feeding or discharging devices
B65G53/40 (Feeding or discharging devices) appears on 714 US grants and 464 published applications in this corpus.
Search patents in B65G- Granted patents
- 714
- Published applications
- 464
- Assignees
- 441
- Inventors
- 1,193
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 14 | 0 |
| 1978 | 8 | 0 |
| 1979 | 22 | 0 |
| 1980 | 17 | 0 |
| 1981 | 16 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 16 | 0 |
| 1985 | 13 | 0 |
| 1986 | 14 | 0 |
| 1987 | 14 | 0 |
| 1988 | 16 | 0 |
| 1989 | 14 | 0 |
| 1990 | 15 | 0 |
| 1991 | 14 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 13 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 6 |
| 2002 | 12 | 7 |
| 2003 | 10 | 10 |
| 2004 | 8 | 14 |
| 2005 | 6 | 8 |
| 2006 | 8 | 10 |
| 2007 | 3 | 9 |
| 2008 | 6 | 11 |
| 2009 | 6 | 13 |
| 2010 | 7 | 7 |
| 2011 | 8 | 20 |
| 2012 | 9 | 22 |
| 2013 | 12 | 11 |
| 2014 | 16 | 36 |
| 2015 | 25 | 27 |
| 2016 | 25 | 33 |
| 2017 | 40 | 39 |
| 2018 | 31 | 31 |
| 2019 | 27 | 28 |
| 2020 | 34 | 23 |
| 2021 | 22 | 21 |
| 2022 | 13 | 28 |
| 2023 | 16 | 12 |
| 2024 | 17 | 12 |
| 2025 | 14 | 21 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gunite feed system9 Jun 2026US 12,649,259 B2
- Apparatus and method for moving viscous fluid by pressure12 May 2026US 12,624,793 B2Danhydra A/S
- Powder feeder7 Apr 2026US 12,594,722 B2C4 Carbides Limited
- System and a method for temporary storage and offloading of granular materials24 Mar 2026US 12,583,693 B2Granfoss AS
- System and method for feeding bulk material into a pressurized environment3 Mar 2026US 12,565,390 B2Jenike & Johanson, Inc.
- Powder Feeder28 May 2026US 2026/0145388 A1C4 Carbides Limited
- Agricultural planting machine seed meter having movable housing30 Apr 2026US 2026/0114355 A1Deere & Company
- Conveying and drying systems for granulated materials12 Mar 2026US 2026/0070747 A1Novatec, Inc.
- Powder handling device5 Feb 2026US 2026/0034730 A1General Electric Company
- Rotary Valve and Process Plant Having a Rotary Valve1 Jan 2026US 2026/0001731 A1Glatt Maschinen-und Apparatebau AG
Most cited
By later US patents
- Seed distribution system and method for a seeding implement108US 5,161,473 ADeere & Company · 1992
- System and process for delivering building materials72US 9,738,461 B2Pump Truck Industrial LLC · 2017
- Method, system and apparatus for dispensing products for a personal care service, instructing on providing a personal care treatment service, and selecting a personal care service70US 8,977,389 B2Colorculture Network, LLC · 2015
- Apparatus for conditioning and dispensing loose fill insulation material64US 5,829,649 AWestern Fibers, Inc. · 1998
- Feeder assembly for insulation blowing machines55US 4,465,239 A1984