B65G 21/2081
For bulk material
Official title: {for bulk material, e.g. skirts}
B65G21/2081 (For bulk material) appears on 129 US grants and 81 published applications in this corpus.
Search patents in B65G- Granted patents
- 129
- Published applications
- 81
- Assignees
- 69
- Inventors
- 165
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 1 | 1 |
| 2007 | 3 | 0 |
| 2008 | 1 | 4 |
| 2009 | 4 | 5 |
| 2010 | 7 | 6 |
| 2011 | 3 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 4 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 4 |
| 2017 | 3 | 3 |
| 2018 | 2 | 2 |
| 2019 | 3 | 2 |
| 2020 | 1 | 6 |
| 2021 | 6 | 8 |
| 2022 | 7 | 11 |
| 2023 | 11 | 5 |
| 2024 | 8 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adjustable belt seal17 Feb 2026US 12,552,610 B2Meridian Manufacturing Inc.
- Automated chicken sorting conveyor belt11 Mar 2025US 12,245,572 B2Hatchery Planning, Inc.
- Belt conveyor capable of conveying oilseed products23 Jul 2024US 12,043,489 B2Brandt Industries Ltd.
- Endless maceration conveyor assembly with juice deflector14 May 2024US 11,980,895 B2
- Belt conveyor capable of conveying oilseed products30 Apr 2024US 11,970,336 B2Brandt Industries Ltd.
- Skirtboard liner assemblies3 Sep 2026US 2026/0257863 A1Martin Engineering Company
- Automated chicken sorting conveyor belt2 Oct 2025US 2025/0302012 A1Hatchery Planning, Inc.
- Conveyor skirting removal system2 Oct 2025US 2025/0304377 A1Cpc Engineering Pty Ltd
- Horizontal conveyor, preferably for transporting pallets loaded with goods19 Jun 2025US 2025/0197122 A1Nedcon B.V.
- Laterally articulable belt conveyor systems21 Nov 2024US 2024/0383687 A1Robbins Mining, Inc.
Most cited
By later US patents
- Conveyor belt side curtains84US 6,328,156 B1Nelson Williams Linings, Inc. · 2001
- Sealed linear motion apparatus and method62US 5,320,214 A1994
- Input station for belt conveyor45US 5,927,478 AArch Environmental Equipment, Inc. · 1999
- Belt conveyor idler41US 4,215,776 A1980
- Belt conveyor supporting arrangement41US 5,007,528 AYoko Co., Ltd. · 1991