A01K 39/012
Filling automatically
Official title: filling automatically {, e.g. by gravity from a reserve}
A01K39/012 (Filling automatically) appears on 530 US grants and 430 published applications in this corpus.
Search patents in A01K- Granted patents
- 530
- Published applications
- 430
- Assignees
- 183
- Inventors
- 657
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 6 | 0 |
| 1991 | 11 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 18 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 1 |
| 2002 | 17 | 8 |
| 2003 | 21 | 10 |
| 2004 | 12 | 9 |
| 2005 | 9 | 25 |
| 2006 | 12 | 23 |
| 2007 | 19 | 22 |
| 2008 | 9 | 24 |
| 2009 | 15 | 18 |
| 2010 | 14 | 17 |
| 2011 | 19 | 18 |
| 2012 | 8 | 12 |
| 2013 | 9 | 15 |
| 2014 | 12 | 14 |
| 2015 | 17 | 25 |
| 2016 | 18 | 18 |
| 2017 | 16 | 27 |
| 2018 | 11 | 14 |
| 2019 | 17 | 23 |
| 2020 | 15 | 17 |
| 2021 | 14 | 20 |
| 2022 | 17 | 13 |
| 2023 | 9 | 18 |
| 2024 | 14 | 16 |
| 2025 | 15 | 13 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Top-fill hummingbird feeder with float valve base closure mechanism6 Oct 2026US 12,751,429 B2Woodstream Corporation
- Bird feeder15 Sep 2026US 12,733,629 B2
- Gravity-powered treadmill for poultry1 Sep 2026US 12,721,317 B2Dongguan City GeShengMei Industrial Co., Ltd
- Landless monogastric animal production system18 Aug 2026US 12,708,106 B2Dsm IP Assets B.V.
- Bird feeder having reinforcing ring19 May 2026US 12,628,800 B2
- Poultry feeders1 Oct 2026US 2026/0293860 A1
- Wild Bird Feeder Device3 Sep 2026US 2026/0256120 A1
- Animal feed distribution apparatus with movable cover member27 Aug 2026US 2026/0248109 A1Hog Slat, Inc.
- Bird heating apparatus20 Aug 2026US 2026/0240122 A1
- Bird activity photographing system and method13 Aug 2026US 2026/0235930 A1Netvue Technologies Co., Ltd.
Most cited
By later US patents