B02C 23/02
Feeding devices
Official title: Feeding devices ({for grain mills B02C11/04; for roller mills B02C4/286}; transport devices in general B65G)
B02C23/02 (Feeding devices) appears on 293 US grants and 340 published applications in this corpus.
Search patents in B02C- Granted patents
- 293
- Published applications
- 340
- Assignees
- 216
- Inventors
- 704
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 5 | 3 |
| 2004 | 2 | 12 |
| 2005 | 5 | 5 |
| 2006 | 11 | 10 |
| 2007 | 5 | 4 |
| 2008 | 1 | 5 |
| 2009 | 7 | 8 |
| 2010 | 5 | 10 |
| 2011 | 9 | 11 |
| 2012 | 7 | 9 |
| 2013 | 14 | 20 |
| 2014 | 11 | 26 |
| 2015 | 15 | 26 |
| 2016 | 12 | 17 |
| 2017 | 17 | 28 |
| 2018 | 9 | 9 |
| 2019 | 12 | 20 |
| 2020 | 28 | 17 |
| 2021 | 15 | 12 |
| 2022 | 12 | 15 |
| 2023 | 8 | 21 |
| 2024 | 13 | 24 |
| 2025 | 21 | 14 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Construction apparatus29 Sep 2026US 12,746,556 B2JDC Corporation
- Self-locking folding hopper and a locking method thereof18 Aug 2026US 12,709,460 B2Sandvik AB
- Battery deconstruction apparatus and methods4 Aug 2026US 12,697,621 B2Franklin Miller, Inc.
- Battery deconstruction apparatus and methods4 Aug 2026US 12,697,622 B2Franklin Miller, Inc.
- Method of crushing and processing grain without destroying germ pouches in the grain9 Jun 2026US 12,649,157 B2
- Device for crushing paving stones and/or kerb stones24 Sep 2026US 2026/0284672 A1Baustoffwerke Gebhart & Soehne GmbH & Co. KG
- System and method for operating a comminution process in a tumbling mill27 Aug 2026US 2026/0249304 A1S.P.M. Instrument AB
- Battery deconstruction apparatus and methods9 Jul 2026US 2026/0192307 A1Franklin Miller, Inc.
- Methods, systems and compositions relating to using compaction to form salt granules from powdered salt compositions18 Jun 2026US 2026/0165353 A1Microsalt Ltd.
- Feed hopper18 Jun 2026US 2026/0167434 A1Hazemag & EPR GmbH
Most cited
By later US patents
- Compactor feeder47US 7,926,750 B2Greatpoint Energy, Inc. · 2011
- Rotary feeder40US 5,037,014 A1991
- Brush chipper and methods of operating same39US 7,011,258 B2Vermeer Manufacturing Company · 2006
- Destructive device33US 4,205,794 A1980
- Mobile crusher system31US 4,763,845 AO&K Orenstein & Koppel Aktiengesellschaft · 1988