A01K 31/00
Housing birds
A01K31/00 (Housing birds) appears on 976 US grants and 791 published applications in this corpus.
Search patents in A01K- Granted patents
- 976
- Published applications
- 791
- Assignees
- 397
- Inventors
- 1,470
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 14 | 0 |
| 1978 | 7 | 0 |
| 1979 | 13 | 0 |
| 1980 | 16 | 0 |
| 1981 | 14 | 0 |
| 1982 | 14 | 0 |
| 1983 | 9 | 0 |
| 1984 | 16 | 0 |
| 1985 | 13 | 0 |
| 1986 | 12 | 0 |
| 1987 | 12 | 0 |
| 1988 | 12 | 0 |
| 1989 | 20 | 0 |
| 1990 | 16 | 0 |
| 1991 | 22 | 0 |
| 1992 | 20 | 0 |
| 1993 | 16 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 19 | 0 |
| 1997 | 14 | 0 |
| 1998 | 19 | 0 |
| 1999 | 24 | 0 |
| 2000 | 15 | 0 |
| 2001 | 24 | 6 |
| 2002 | 32 | 18 |
| 2003 | 23 | 22 |
| 2004 | 18 | 29 |
| 2005 | 21 | 28 |
| 2006 | 23 | 33 |
| 2007 | 15 | 29 |
| 2008 | 18 | 23 |
| 2009 | 10 | 20 |
| 2010 | 13 | 27 |
| 2011 | 13 | 19 |
| 2012 | 13 | 26 |
| 2013 | 6 | 22 |
| 2014 | 25 | 38 |
| 2015 | 22 | 40 |
| 2016 | 18 | 33 |
| 2017 | 40 | 36 |
| 2018 | 19 | 38 |
| 2019 | 30 | 53 |
| 2020 | 33 | 38 |
| 2021 | 35 | 45 |
| 2022 | 35 | 39 |
| 2023 | 22 | 34 |
| 2024 | 36 | 33 |
| 2025 | 26 | 36 |
| 2026 | 23 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A01K 31/14Nest-boxes255
- A01K 31/06Cages226
- A01K 31/18Chicken coops or houses for baby chicks153
- A01K 31/002Poultry cages148
- A01K 31/04Dropping-boards142
- A01K 31/12Perches for poultry or birds116
- A01K 31/22Poultry runs105
- A01K 31/02Door appliances45
All 10 subgroupsShow fewer
Recent patents
- Systems and methods for encouraging movement of poultry within a mobile poultry enclosure29 Sep 2026US 12,745,744 B2Perdue Foods LLC
- Door assembly for an animal enclosure29 Sep 2026US 12,745,758 B2Hebe Studio Limited
- Anchoring systems for mobile livestock enclosures22 Sep 2026US 12,740,542 B2Perdue Foods LLC
- Lighting system for poultry houses1 Sep 2026US 12,721,323 B2Peco Foods, Inc.
- Birdhouse incorporating a camera for remote viewing28 Jul 2026US 12,695,971 B2LoveNest Enterprises LLC
- Multi-channel walk-in floor-reared poultry growth performance measurement system and method8 Oct 2026US 2026/0305578 A1Guangdong Laboratory for Lingnan Modern Agriculture Science and Technology
- Automatic door device8 Oct 2026US 2026/0305581 A1
- Nest module, particularly for egg-laying hen farm systems8 Oct 2026US 2026/0305582 A1Officine Facco & C. S.P.A.
- Poultry farming system, particularly for egg-laying hen farms8 Oct 2026US 2026/0305583 A1Officine Facco & C. S.P.A.
- Extension system for aviaries1 Oct 2026US 2026/0293858 A1Zucami Poultry Equipment, S.L.U.
Most cited
By later US patents
- Bird guard wire protector258US 5,873,324 A1999
- Non-rotating telescoping pole118US 6,343,568 B12002
- Wire cage116US 6,681,720 B1Doskocil Manufacturing Company, Inc. · 2004
- Collapsible cage93US 6,192,834 B1Doskocil Manufacturing Company, Inc. · 2001
- Collapsible cage86US 5,626,098 AWoodstream Corporation · 1997