A01K 5/0291
With timing mechanisms
Official title: {with timing mechanisms, e.g. pet feeders}
A01K5/0291 (With timing mechanisms) appears on 355 US grants and 358 published applications in this corpus.
Search patents in A01K- Granted patents
- 355
- Published applications
- 358
- Assignees
- 148
- Inventors
- 748
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 7 | 2 |
| 2003 | 3 | 3 |
| 2004 | 10 | 6 |
| 2005 | 2 | 9 |
| 2006 | 5 | 9 |
| 2007 | 7 | 13 |
| 2008 | 1 | 2 |
| 2009 | 2 | 10 |
| 2010 | 2 | 7 |
| 2011 | 7 | 6 |
| 2012 | 4 | 7 |
| 2013 | 5 | 8 |
| 2014 | 8 | 11 |
| 2015 | 8 | 20 |
| 2016 | 15 | 22 |
| 2017 | 5 | 18 |
| 2018 | 8 | 17 |
| 2019 | 19 | 18 |
| 2020 | 23 | 21 |
| 2021 | 10 | 25 |
| 2022 | 11 | 21 |
| 2023 | 16 | 12 |
| 2024 | 14 | 27 |
| 2025 | 21 | 31 |
| 2026 | 22 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Programmable animal feeder6 Oct 2026US 12,751,421 B2
- Automatic feeder apparatus, systems, and methods thereof8 Sep 2026US 12,727,579 B2The Hong Kong University of Science and Technology
- Feeder system and method of use1 Sep 2026US 12,721,307 B1Trophy Feed LLC
- Automated solid/liquid dispenser1 Sep 2026US 12,721,308 B1
- Combination feeder1 Sep 2026US 12,721,309 B2All Seasons Feeders, Ltd.
- Smart Pet Feeding System8 Oct 2026US 2026/0305567 A1
- Feed dispenser8 Oct 2026US 2026/0305568 A1
- Automatic feeding assembly24 Sep 2026US 2026/0283105 A1Automated Pet Care Products, LLC d/b/a WHISKER
- Animal feeder system13 Aug 2026US 2026/0231902 A1Deadfall LLC
- Food container compatible with automatic feeding assembly6 Aug 2026US 2026/0223813 A1Automated Pet Care Products, LLC d/b/a WHISKER
Most cited
By later US patents
- Automatic feeder695US 5,037,018 ASeikosha Co., Ltd. · 1991
- Animal feeding apparatus86US 4,735,171 A1988
- Pet feeding system and method of using same82US 6,349,671 B12002
- Apparatus and method for automatically dispersing aggregate material73US 5,143,289 A1992
- Automatic feeder for dogs and other animals68US 5,299,529 A1994