A01K 7/027
Drinking equipment with water heaters, coolers or means for preventing freezing
Official title: {Drinking equipment with water heaters, coolers or means for preventing freezing}
A01K7/027 (Drinking equipment with water heaters, coolers or means for preventing freezing) appears on 172 US grants and 136 published applications in this corpus.
Search patents in A01K- Granted patents
- 172
- Published applications
- 136
- Assignees
- 44
- Inventors
- 233
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 5 |
| 2004 | 3 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 8 |
| 2007 | 4 | 8 |
| 2008 | 3 | 6 |
| 2009 | 2 | 7 |
| 2010 | 3 | 6 |
| 2011 | 5 | 5 |
| 2012 | 7 | 5 |
| 2013 | 2 | 9 |
| 2014 | 4 | 1 |
| 2015 | 2 | 4 |
| 2016 | 2 | 3 |
| 2017 | 0 | 3 |
| 2018 | 2 | 3 |
| 2019 | 5 | 4 |
| 2020 | 5 | 20 |
| 2021 | 5 | 9 |
| 2022 | 5 | 4 |
| 2023 | 13 | 5 |
| 2024 | 7 | 6 |
| 2025 | 5 | 4 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water circulation device24 Sep 2026US 2026/0283107 A1Toasty Float Inc.
- Cattle water fountain17 Sep 2026US 2026/0271876 A1
- Livestock Water Monitoring System2 Jul 2026US 2026/0182545 A1701x Inc.
- Water circulation device4 Jun 2026US 2026/0150811 A1Toasty Float Inc.
- Smart Automatic Pet Feeder with Refrigeration and Water Filtration14 May 2026US 2026/0130340 A1
Most cited
By later US patents
- Container heating jacket122US 3,968,348 A1976
- Nestable stackable heated bowl with removable thermostatically controlled electric heating element66US 5,345,063 AAllied Precision Industries, Inc. · 1994
- Bird watering apparatus55US 4,640,226 A1987
- Livestock watering system53US 4,584,966 A1986
- Water bowl for pets53US 6,230,653 B12001