A01K 1/02
Pigsties
Official title: Pigsties; Dog-kennels; Rabbit-hutches or the like
A01K1/02 (Pigsties) appears on 2,730 US grants and 2,913 published applications in this corpus.
Search patents in A01K- Granted patents
- 2,730
- Published applications
- 2,913
- Assignees
- 1,034
- Inventors
- 4,811
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 26 | 0 |
| 1978 | 7 | 0 |
| 1979 | 19 | 0 |
| 1980 | 17 | 0 |
| 1981 | 20 | 0 |
| 1982 | 23 | 0 |
| 1983 | 12 | 0 |
| 1984 | 17 | 0 |
| 1985 | 29 | 0 |
| 1986 | 11 | 0 |
| 1987 | 20 | 0 |
| 1988 | 20 | 0 |
| 1989 | 36 | 0 |
| 1990 | 34 | 0 |
| 1991 | 44 | 0 |
| 1992 | 55 | 0 |
| 1993 | 34 | 0 |
| 1994 | 43 | 0 |
| 1995 | 30 | 0 |
| 1996 | 36 | 0 |
| 1997 | 41 | 0 |
| 1998 | 67 | 0 |
| 1999 | 64 | 0 |
| 2000 | 48 | 0 |
| 2001 | 69 | 21 |
| 2002 | 80 | 50 |
| 2003 | 66 | 73 |
| 2004 | 49 | 72 |
| 2005 | 51 | 107 |
| 2006 | 49 | 136 |
| 2007 | 54 | 135 |
| 2008 | 53 | 134 |
| 2009 | 43 | 105 |
| 2010 | 66 | 94 |
| 2011 | 63 | 99 |
| 2012 | 65 | 109 |
| 2013 | 62 | 88 |
| 2014 | 61 | 119 |
| 2015 | 60 | 91 |
| 2016 | 87 | 124 |
| 2017 | 78 | 133 |
| 2018 | 79 | 125 |
| 2019 | 105 | 174 |
| 2020 | 109 | 146 |
| 2021 | 101 | 128 |
| 2022 | 98 | 101 |
| 2023 | 96 | 149 |
| 2024 | 95 | 143 |
| 2025 | 130 | 141 |
| 2026 | 82 | 116 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A01K 1/03Housing for domestic or laboratory animals1,211
- A01K 1/035Devices for use in keeping domestic animals953
- A01K 1/0236Transport boxes, bags, cages, baskets, harnesses for animals790
- A01K 1/0218Farrowing or weaning crates91
- A01K 1/0209Feeding pens for pigs or cattle82
- A01K 1/0227Battery cages for piglets12
Recent patents
- Method and system for connecting an animal cage monitoring system to an animal cage rack6 Oct 2026US 12,751,419 B2Allentown, LLC
- Pet carrier29 Sep 2026US 12,745,748 B2
- Small reptile cage and method of assembly29 Sep 2026US 12,745,749 B2EcoTech, LLC
- Pet carrier with openings for facilitating contact between human and animal22 Sep 2026US 12,740,544 B1
- Furniture bench with hidden pet ramp22 Sep 2026US 12,740,648 B2
- Live animal transportation container and methods of assembly and use8 Oct 2026US 2026/0305566 A1
- Pet crate1 Oct 2026US 2026/0293839 A1Jiangsu Zhongheng Pet Articles Joint-Stock Co., Ltd.
- Bracket for pet carrier and pet carrier1 Oct 2026US 2026/0293840 A1Shenzhen Guyun Technology Co., Ltd.
- Pet travel carrier1 Oct 2026US 2026/0293841 A1Jani International Pte. Ltd.
- Pet Container to Overlay a Vehicle Seat1 Oct 2026US 2026/0293842 A1
Most cited
By later US patents
- System and method for object identification and behavior characterization using video analysis281US 6,678,413 B12004
- System and method for object identification and behavior characterization using video analysis163US 7,068,842 B2CleverSys, Inc. · 2006
- Cattle management method and system147US 5,673,647 AMicro Chemical, Inc. · 1997
- Systems and methods for monitoring behavior informatics120US 7,269,516 B2Carnegie Mellon University · 2007
- Wire cage116US 6,681,720 B1Doskocil Manufacturing Company, Inc. · 2004