F24F 2011/0005
To create underpressure in a room, keeping contamination inside
Official title: {to create underpressure in a room, keeping contamination inside}
F24F2011/0005 (To create underpressure in a room, keeping contamination inside) appears on 58 US grants and 65 published applications in this corpus.
Search patents in F24F- Granted patents
- 58
- Published applications
- 65
- Assignees
- 53
- Inventors
- 157
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 3 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 3 | 3 |
| 2014 | 1 | 5 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 3 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 2 | 5 |
| 2022 | 1 | 6 |
| 2023 | 4 | 6 |
| 2024 | 1 | 5 |
| 2025 | 4 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat removal systems and methods18 Aug 2026US 12,713,564 B2
- Method and system for monitoring an environmental control system using a mobile device11 Aug 2026US 12,704,280 B2Honeywell International Inc.
- Mobile medical units14 Oct 2025US 12,442,178 B2Fero International Inc.
- Programmable logic controller-based system and user interface for air sampling in controlled environments23 Sep 2025US 12,422,420 B2Veltek Associates, Inc.
- Magnetic resonance system with air suction apparatus19 Aug 2025US 12,392,514 B2Siemens Healthineers AG
- Method and system for monitoring an environmental control system using a mobile device9 Oct 2025US 2025/0314391 A1Honeywell International Inc.
- Indoor air cleaning system10 Jul 2025US 2025/0224126 A1Microjet Technology Co., Ltd.
- Facility3 Oct 2024US 2024/0328647 A1Merit Group Services Limited
- HVAC System and Method Using Exhaust Driven Air Transfer15 Aug 2024US 2024/0271807 A1City Storage Systems LLC
- Programmable logic controller-based system and user interface for air sampling in controlled environments15 Aug 2024US 2024/0272131 A1Veltek Associates, Inc.
Most cited
By later US patents
- Dri-Pc humidity and temperature controller164US 4,841,733 A1989
- Control system for doors of a negative air pressure enclosure87US 5,099,751 AGPAC, Inc. · 1992
- Air flow control for pressurized room facility59US 5,545,086 APhoenix Controls Corporation · 1996
- Apparatus for isolating contagious respiratory hospital patients55US 5,152,814 AComponent Systems, Inc. · 1992
- Make up air controller for use with fume hood systems53US 4,773,311 APhoenix Controls Corporation · 1988