A47F 3/0447
With air curtains
Official title: {with air curtains}
A47F3/0447 (With air curtains) appears on 208 US grants and 175 published applications in this corpus.
Search patents in A47F- Granted patents
- 208
- Published applications
- 175
- Assignees
- 79
- Inventors
- 316
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 4 |
| 2003 | 1 | 2 |
| 2004 | 8 | 12 |
| 2005 | 7 | 5 |
| 2006 | 4 | 6 |
| 2007 | 4 | 6 |
| 2008 | 1 | 3 |
| 2009 | 1 | 7 |
| 2010 | 3 | 4 |
| 2011 | 1 | 5 |
| 2012 | 1 | 1 |
| 2013 | 1 | 8 |
| 2014 | 5 | 6 |
| 2015 | 2 | 8 |
| 2016 | 4 | 11 |
| 2017 | 10 | 17 |
| 2018 | 9 | 4 |
| 2019 | 9 | 6 |
| 2020 | 4 | 8 |
| 2021 | 4 | 10 |
| 2022 | 4 | 10 |
| 2023 | 11 | 11 |
| 2024 | 5 | 12 |
| 2025 | 6 | 6 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerated display cabinet including microchannel heat exchangers11 Aug 2026US 12,702,241 B2Carrier Corporation
- Refrigerated display cabinet16 Jun 2026US 12,653,331 B2Carrier Corporation
- Refrigerated merchandiser2 Jun 2026US 12,642,368 B2Hussmann Corporation
- Open-walled, temperature controlled environment12 May 2026US 12,624,875 B2Kps Global LLC
- Air sanitizer28 Apr 2026US 12,611,482 B2Nualight Limited
- Open fronted food storage cabinet6 Aug 2026US 2026/0224047 A1The Alan Nuttall Partnership Limited
- Air flow balance in food display applications16 Apr 2026US 2026/0102007 A1Cleveland Range, Inc.
- Bracket for use with open display refrigerators21 Aug 2025US 2025/0261769 A1Aerofoil Energy Limited
- Floor standing air curtain26 Jun 2025US 2025/0204701 A1Hatco Corporation
- Commercial refrigeration unit and microchannel evaporator for commercial refrigeration unit1 May 2025US 2025/0134281 A1Carrier Corporation
Most cited
By later US patents
- Adjustable electrical outlet assembly60US 4,489,995 ATyler Refrigeration Corporation · 1984
- Low temperature display merchandiser57US 5,357,767 AHussmann Corporation · 1994
- Air defrost display case43US 3,937,033 AKysor Industrial Corporation · 1976
- Refrigerated front and rear loading dairy handling case43US 4,034,572 AEmhart Industries, Inc. · 1977
- Evaporator for refrigerated merchandisers41US 6,912,864 B2Hussmann Corporation · 2005