F24F 9/00
Use of air currents for screening
Official title: Use of air currents for screening, e.g. air curtains
F24F9/00 (Use of air currents for screening) appears on 275 US grants and 269 published applications in this corpus.
Search patents in F24F- Granted patents
- 275
- Published applications
- 269
- Assignees
- 200
- Inventors
- 631
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 10 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 2 |
| 2002 | 6 | 6 |
| 2003 | 5 | 3 |
| 2004 | 6 | 9 |
| 2005 | 6 | 7 |
| 2006 | 8 | 11 |
| 2007 | 3 | 3 |
| 2008 | 1 | 7 |
| 2009 | 1 | 5 |
| 2010 | 2 | 10 |
| 2011 | 2 | 7 |
| 2012 | 2 | 7 |
| 2013 | 5 | 9 |
| 2014 | 4 | 10 |
| 2015 | 1 | 5 |
| 2016 | 5 | 5 |
| 2017 | 3 | 10 |
| 2018 | 11 | 7 |
| 2019 | 5 | 11 |
| 2020 | 7 | 8 |
| 2021 | 6 | 23 |
| 2022 | 7 | 46 |
| 2023 | 18 | 24 |
| 2024 | 19 | 9 |
| 2025 | 19 | 9 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Personal desktop air curtain1 Sep 2026US 12,723,769 B2
- Air curtain containment system and assembly for data centers7 Jul 2026US 12,674,594 B2Inertech IP LLC
- Device and method for carrying out decontamination measures, method for preparing decontamination measures and method for monitoring decontamination measures2 Jun 2026US 12,644,613 B2
- Adaptive protective gas flow control in freight containers12 May 2026US 12,623,513 B2Envirotainer Engineering AB
- Interface tool28 Apr 2026US 12,615,995 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Devices and Methods for Multi-Layer Composite Laminar Flow8 Oct 2026US 2026/0309349 A1Embrient, Inc.
- Anti-pathogenic system24 Sep 2026US 2026/0287192 A1Air Force-Field Systems LLC
- Energy-saving and environment-friendly intelligent thermal insulation air chamber for tunnels in cold regions and setting method thereof10 Sep 2026US 2026/0266180 A1Southwest Jiaotong University
- Device and method for carrying out decontamination measures, method for preparing decontamination measures and method for monitoring decontamination measures10 Sep 2026US 2026/0266486 A1
- Interface tool6 Aug 2026US 2026/0231728 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Patient thermal support device127US 6,296,606 B12001
- Patient thermal support device104US 5,759,149 AHill-Rom, Inc. · 1998
- Infant incubator with air curtain93US 4,936,824 AThe BOC Group, Inc. · 1990
- Cabinet for computer devices with air distribution device78US 7,074,123 B2Power of 4, L.L.C. · 2006
- Humidifier for a thermal support apparatus77US 6,024,694 AHill-Rom, Inc. · 2000