B65G 47/78
Troughs having discharge openings and closures
Official title: Troughs having discharge openings and closures {(in air-slides B65G53/20)}
B65G47/78 (Troughs having discharge openings and closures) appears on 59 US grants and 30 published applications in this corpus.
Search patents in B65G- Granted patents
- 59
- Published applications
- 30
- Assignees
- 49
- Inventors
- 104
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 4 | 2 |
| 2019 | 3 | 2 |
| 2020 | 0 | 0 |
| 2021 | 3 | 4 |
| 2022 | 4 | 4 |
| 2023 | 3 | 5 |
| 2024 | 3 | 1 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Supply apparatus14 Apr 2026US 12,600,578 B2Ishida Co., Ltd.
- Doser mechanisms8 Jul 2025US 12,351,351 B2Altria Client Services LLC
- Powder spreading apparatus and system4 Feb 2025US 12,214,523 B2Beehive Industries, LLC
- Conveying apparatus for individually separated products28 Jan 2025US 12,208,970 B2Romaco Kilian GmbH
- Cable processing machine system and method for removing one or more cables from a removal trough of a cable processing machine system19 Mar 2024US 11,936,154 B2Komax Holding AG
- Doser mechanisms2 Oct 2025US 2025/0304298 A1Altria Client Services LLC
- Supply apparatus15 Aug 2024US 2024/0270507 A1Ishida Co., Ltd.
- Doser mechanisms28 Dec 2023US 2023/0415932 A1Altria Client Services LLC
- Screening Apparatus17 Aug 2023US 2023/0256471 A1M&K Holdings (Ireland) Limited
- Powder spreading apparatus and system13 Apr 2023US 2023/0109807 A1Beehive Industries, LLC
Most cited
By later US patents
- Sorting machine162US 5,190,162 A1993
- Product sorting apparatus63US 5,186,336 AElectroCom Automation, Inc. · 1993
- Product sorting apparatus for variable and irregularly shaped products33US 5,480,032 AElectroCom Automation, Inc. · 1996
- High speed tilted belt sorter31US 6,015,039 AUnited Parcel Service of America, Inc. · 2000
- Variable rate food ingredient delivery apparatus21US 4,493,442 APar-Way Manufacturing Co. · 1985