A01K 1/0047
Air-conditioning
Official title: {Air-conditioning, e.g. ventilation, of animal housings (Laboratory cage ventilation A01K1/0313; Cat or dog houses with climate control means A01K1/0335)}
A01K1/0047 (Air-conditioning) appears on 498 US grants and 522 published applications in this corpus.
Search patents in A01K- Granted patents
- 498
- Published applications
- 522
- Assignees
- 291
- Inventors
- 1,014
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 0 |
| 2002 | 8 | 8 |
| 2003 | 14 | 14 |
| 2004 | 5 | 7 |
| 2005 | 4 | 3 |
| 2006 | 5 | 5 |
| 2007 | 5 | 11 |
| 2008 | 5 | 9 |
| 2009 | 1 | 10 |
| 2010 | 4 | 14 |
| 2011 | 1 | 13 |
| 2012 | 9 | 22 |
| 2013 | 7 | 11 |
| 2014 | 17 | 18 |
| 2015 | 17 | 17 |
| 2016 | 15 | 28 |
| 2017 | 11 | 30 |
| 2018 | 12 | 41 |
| 2019 | 26 | 30 |
| 2020 | 27 | 44 |
| 2021 | 28 | 30 |
| 2022 | 35 | 44 |
| 2023 | 26 | 38 |
| 2024 | 27 | 29 |
| 2025 | 28 | 25 |
| 2026 | 17 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A01K 1/0052Arrangement of fans or blowers113
- A01K 1/0064Construction of air inlets or outlets in walls93
- A01K 1/0058Construction of air inlets or outlets in roofs81
- A01K 1/0082Water misting or cooling systems75
- A01K 1/0076Arrangement of heaters or heat exchangers62
- A01K 1/007Arrangement of curtain systems40
Recent patents
- Cantilever butterfly shutter door closer22 Sep 2026US 12,742,461 B2GSI Group Corporation
- Automated litter device18 Aug 2026US 12,708,097 B2Automated Pet Care Products, LLC
- Habitat lighting assembly14 Jul 2026US 12,677,810 B2EcoTech, LLC
- Biogas collection apparatus and method of use14 Jul 2026US 12,680,115 B2
- HVAC backpack for modular animal crate7 Jul 2026US 12,672,635 B2
- Method and enclosure for reducing stress-related behavior in domestic animals8 Oct 2026US 2026/0305571 A1Ceva Sante Animale
- Dark-out box for agricultural ventilation17 Sep 2026US 2026/0271870 A1GrainProteinTech Climate Control Air Treatment US LLC
- Positive-pressure systems and methods for animal cooling and/or building ventilation3 Sep 2026US 2026/0256107 A1Wisconsin Alumni Research Foundation
- Thermal exchange pad and system for livestock flooring3 Sep 2026US 2026/0256110 A1Innovative Heating Technologies Inc
- Modular enclosed environment for reptiles6 Aug 2026US 2026/0223811 A1
Most cited
By later US patents
- Device for cooling a dairy animal, such as a cow115US 6,568,352 B2Lely Enterprises AG · 2003
- Animal caging and biological storage systems114US 6,257,171 B1Animal Care Systems, Inc. · 2001
- Disinfecting light fixture94US 9,439,989 B2Vital Vio, Inc. · 2016
- 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
- Fluid exchanger76US 4,336,748 AAxis Products Limited · 1982