F24F 8/70
Treatment: by removing radon
Official title: by removing radon
F24F8/70 (Treatment: by removing radon) appears on 26 US grants and 32 published applications in this corpus.
Search patents in F24F- Granted patents
- 26
- Published applications
- 32
- Assignees
- 17
- Inventors
- 49
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 3 |
| 2019 | 0 | 3 |
| 2020 | 3 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Building foundation ventilation system16 Jun 2026US 12,655,626 B2Your Crawl Space, Inc.
- Monitoring system for a radon mitigation system4 Mar 2025US 12,241,802 B2
- Non-permeable radon sump mitigation system27 Feb 2024US 11,913,674 B1
- Building foundation ventilation system12 Sep 2023US 11,753,816 B2Your Crawl Space, Inc.
- Air handling system with integrated air treatment21 Mar 2023US 11,608,998 B2Enverid Systems, Inc.
- Method and device for the dissolution and transfer of radon and other impurities from an atmosphere or gas stream25 Dec 2025US 2025/0391582 A1Nalari Scientific, LLC
- Exhaust fan assembly system and method for exhausting a gas12 Sep 2024US 2024/0302068 A1State Farm Mutual Automobile Insurance Company
- Air handling system with integrated air treatment22 Feb 2024US 2024/0060662 A1Enverid Systems, Inc.
- Building foundation ventilation system16 Nov 2023US 2023/0366199 A1Your Crawl Space, Inc.
- Ventilation system for reducing indoor radon concentration20 Apr 2023US 2023/0118509 A1Betterlife Co., Ltd.
Most cited
By later US patents
- Forced climate ventilator59US 5,620,368 AR.T.R. Credit, Inc. · 1997
- Radon gas ventilation pump system and method54US 4,905,579 A1990
- Remote monitoring of remediation systems41US 7,414,525 B2Honeywell International Inc. · 2008
- Air handling system with integrated air treatment39US 9,399,187 B2Enverid Systems, Inc. · 2016
- Apparatus and process for air cleaning26US 7,381,244 B2Air Products and Chemicals, Inc. · 2008