A01K 39/014
Feed troughs
Official title: Feed troughs; Feed throwers
A01K39/014 (Feed troughs) appears on 220 US grants and 180 published applications in this corpus.
Search patents in A01K- Granted patents
- 220
- Published applications
- 180
- Assignees
- 81
- Inventors
- 313
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 1 |
| 2002 | 8 | 4 |
| 2003 | 10 | 8 |
| 2004 | 5 | 8 |
| 2005 | 8 | 9 |
| 2006 | 8 | 10 |
| 2007 | 6 | 9 |
| 2008 | 3 | 5 |
| 2009 | 5 | 7 |
| 2010 | 6 | 8 |
| 2011 | 5 | 8 |
| 2012 | 2 | 4 |
| 2013 | 4 | 7 |
| 2014 | 5 | 7 |
| 2015 | 5 | 10 |
| 2016 | 5 | 12 |
| 2017 | 5 | 11 |
| 2018 | 8 | 8 |
| 2019 | 6 | 8 |
| 2020 | 8 | 6 |
| 2021 | 3 | 7 |
| 2022 | 5 | 5 |
| 2023 | 7 | 6 |
| 2024 | 1 | 1 |
| 2025 | 4 | 8 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
Most cited
By later US patents
- Game feeder and improved distributor82US 4,986,220 A1991
- Apparatus and method for automatically dispersing aggregate material73US 5,143,289 A1992
- Hummingbird feeder61US 5,454,348 ADroll Yankees, Inc. · 1995
- Bird feeder60US 4,261,294 A1981
- Animal feeding device59US 4,896,628 ASelf Seal Container Corp. · 1990