A01K 31/20
Heating arrangements
Official title: Heating arrangements {; Ventilation}
A01K31/20 (Heating arrangements) appears on 42 US grants and 39 published applications in this corpus.
Search patents in A01K- Granted patents
- 42
- Published applications
- 39
- Assignees
- 40
- Inventors
- 107
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 3 |
| 2017 | 3 | 2 |
| 2018 | 2 | 5 |
| 2019 | 2 | 5 |
| 2020 | 2 | 0 |
| 2021 | 4 | 2 |
| 2022 | 0 | 5 |
| 2023 | 1 | 1 |
| 2024 | 4 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Legs for height-adjustable brooder heating plates20 Jan 2026US 12,527,302 B2RentACoop LLC
- Two-stage multiple-color lighting spectra for optimized juvenile poultry production18 Nov 2025US 12,477,638 B2Signify Holding B. V.
- Automated hen house monitoring device21 Oct 2025US 12,446,555 B1
- Method for mitigating airborne pathogens from a livestock house19 Nov 2024US 12,144,313 B2Almarai Company
- System for measuring body temperature in poultry12 Nov 2024US 12,137,671 B2The State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization (ARO)
- A dark brooder10 Sep 2026US 2026/0262611 A1
- Poultry house and method of controlling air circulation in poultry house26 Feb 2026US 2026/0053109 A1Alps Alpine Co., Ltd.
- Automated hen house monitoring device12 Feb 2026US 2026/0041066 A1
- Novel legs for height-adjustable brooder heating plates6 Feb 2025US 2025/0040519 A1RentACoop LLC
- Hybrid system for controlled environment management in agricultural applications12 Dec 2024US 2024/0407319 A1Shinobi Holdings Ltd.
Most cited
By later US patents
- Electrostatic reduction system for reducing airborne dust and microorganisms77US 6,126,722 AThe United States of America as represented by the Secretary of Agriculture · 2000
- Brooder lamp fixture with power cord suspended enclosure35US 6,234,653 B12001
- House and method for livestock raising27US 4,239,020 AMisato Plaheat Mfg. Ltd. · 1980
- Methods for controlling poultry barn environments27US 4,930,446 AWillmar Poultry Company, Inc. · 1990
- Heating and ventilating system for poultry houses18US 4,278,423 A1981