B01D 53/8675
Ozone
Official title: {Ozone}
B01D53/8675 (Ozone) appears on 222 US grants and 244 published applications in this corpus.
Search patents in B01D- Granted patents
- 222
- Published applications
- 244
- Assignees
- 147
- Inventors
- 501
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 3 |
| 2002 | 5 | 6 |
| 2003 | 9 | 9 |
| 2004 | 4 | 10 |
| 2005 | 4 | 10 |
| 2006 | 5 | 7 |
| 2007 | 3 | 8 |
| 2008 | 4 | 3 |
| 2009 | 9 | 7 |
| 2010 | 5 | 7 |
| 2011 | 1 | 8 |
| 2012 | 4 | 3 |
| 2013 | 3 | 8 |
| 2014 | 3 | 12 |
| 2015 | 13 | 13 |
| 2016 | 5 | 2 |
| 2017 | 4 | 16 |
| 2018 | 6 | 11 |
| 2019 | 17 | 12 |
| 2020 | 7 | 14 |
| 2021 | 7 | 19 |
| 2022 | 11 | 24 |
| 2023 | 13 | 11 |
| 2024 | 10 | 8 |
| 2025 | 11 | 7 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ozone catalytic elimination device and plasma beauty instrument1 Sep 2026US 12,722,021 B2Shenzhen Leaflife Technology Co., Ltd.
- Ozone-based disinfection system for refrigerated storage and ice-making applications26 May 2026US 12,636,395 B2BioSure North America LLC
- Fresh air ventilation device for air pollution prevention17 Mar 2026US 12,578,108 B2Microjet Technology Co., Ltd.
- Air purifier and method of purifying air20 Jan 2026US 12,528,048 B2Samsung Electronics Co., Ltd.
- Interchangeable modular disinfection platform using electrochemical ozone generation and catalytic air purification6 Jan 2026US 12,514,950 B2BioSure North America LLC
- Image forming apparatus including main body housing, process unit, fixing device, exhaust fan, first duct, filter and seal1 Oct 2026US 2026/0299513 A1Brother Kogyo Kabushiki Kaisha
- Ozone converters and methods of producing the same by additive manufaturing17 Sep 2026US 2026/0274419 A1Honeywell International Inc.
- Method and apparatus for purging unwanted substances from air28 May 2026US 2026/0145122 A1
- Plasma generation device5 Mar 2026US 2026/0068023 A1Feagle Co., Ltd
- Modular hydroxyl radical generation and ozone-based disinfection system12 Feb 2026US 2026/0041802 A1BioSure North America LLC
Most cited
By later US patents
- Catalyst retaining apparatus and use in an ozone filter103US 5,891,402 AW. L. Gore & Associates, Inc. · 1999
- Layered catalyst composition86US 5,422,331 AEngelhard Corporation · 1995
- Water ozonation mixing and degassing system70US 7,022,225 B1Del Industries, Inc. · 2006
- Ozone removal filter having manganese dioxide coated thereon68US 4,207,291 AMcDonnell Douglas Corporation · 1980
- Method and device for cleaning the atmosphere67US 6,190,627 B1Engelhard Corporation · 2001