A61L 2209/212
Use of ozone
Official title: Use of ozone, e.g. generated by UV radiation or electrical discharge
A61L2209/212 (Use of ozone) appears on 250 US grants and 418 published applications in this corpus.
Search patents in A61L- Granted patents
- 250
- Published applications
- 418
- Assignees
- 222
- Inventors
- 718
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 4 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 7 |
| 2010 | 1 | 11 |
| 2011 | 1 | 9 |
| 2012 | 8 | 14 |
| 2013 | 6 | 8 |
| 2014 | 10 | 10 |
| 2015 | 7 | 13 |
| 2016 | 12 | 10 |
| 2017 | 13 | 26 |
| 2018 | 13 | 31 |
| 2019 | 21 | 27 |
| 2020 | 20 | 36 |
| 2021 | 30 | 35 |
| 2022 | 23 | 52 |
| 2023 | 19 | 55 |
| 2024 | 21 | 22 |
| 2025 | 26 | 24 |
| 2026 | 15 | 17 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Modular hydroxyl radical generation and ozone-based disinfection system15 Sep 2026US 12,734,264 B2BioSure North America LLC
- Toilet seat assembly with UV light16 Jun 2026US 12,653,357 B2AS America, Inc.
- Disinfection humidifier and methods using the same16 Jun 2026US 12,656,000 B2Soclean, Inc.
- Ozone-based disinfection system for refrigerated storage and ice-making applications26 May 2026US 12,636,395 B2BioSure North America LLC
- Ozone disinfection system with replaceable water cartridge26 May 2026US 12,636,396 B2BioSure North America LLC
- Portable ozone generator for biocidal air and surface treatment8 Oct 2026US 2026/0306693 A1HS Ultra LLC
- Scent control device and methods for treating an environment1 Oct 2026US 2026/0295106 A1
- Modular ozone-based disinfection system with selectively controlled ozone-to-hydroxyl-radical treatment ratio17 Sep 2026US 2026/0273122 A1BioSure North America LLC
- Photocatalytic gate especially for air and surface disinfection3 Sep 2026US 2026/0256976 A1
- Air disinfection and biosecurity systems16 Jul 2026US 2026/0199541 A1
Most cited
By later US patents
- Method and apparatus for air treatment48US 7,407,633 B2The Johns Hopkins University · 2008
- Devices, systems and methods for ozone sanitization of continuous positive airway pressure devices35US 9,907,872 B2Soclean, Inc. · 2018
- Method of sterilizing33US 8,236,236 B2UV03, Inc. · 2012
- Apparatus and method for treating impurities in air and materials32US 8,388,900 B2Primaira, LLC · 2013
- Compositions and methods for UV sterilization29US 9,387,268 B22016