A61L 9/00
Disinfection, sterilisation or deodorisation of air
Official title: Disinfection, sterilisation or deodorisation of air (body deodorants A61Q15/00; purifying air by respirators A62B, A62D9/00; separating dispersed particles from gases or vapours B01D45/00 - B01D51/00, B03C3/00; chemical or biological purification of waste gases B01D53/34; production of ozone C01B13/10; air-conditioning systems incorporating sterilisation F24F3/16, F24F8/20)
A61L9/00 (Disinfection, sterilisation or deodorisation of air) appears on 7,827 US grants and 10,653 published applications in this corpus.
Search patents in A61L- Granted patents
- 7,827
- Published applications
- 10,653
- Assignees
- 3,965
- Inventors
- 17,288
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 25 | 0 |
| 1978 | 29 | 0 |
| 1979 | 32 | 0 |
| 1980 | 38 | 0 |
| 1981 | 56 | 0 |
| 1982 | 33 | 0 |
| 1983 | 41 | 0 |
| 1984 | 26 | 0 |
| 1985 | 49 | 0 |
| 1986 | 51 | 0 |
| 1987 | 51 | 0 |
| 1988 | 56 | 0 |
| 1989 | 66 | 0 |
| 1990 | 77 | 0 |
| 1991 | 70 | 0 |
| 1992 | 61 | 0 |
| 1993 | 57 | 0 |
| 1994 | 50 | 0 |
| 1995 | 55 | 0 |
| 1996 | 76 | 0 |
| 1997 | 68 | 0 |
| 1998 | 113 | 0 |
| 1999 | 136 | 0 |
| 2000 | 128 | 0 |
| 2001 | 105 | 36 |
| 2002 | 137 | 176 |
| 2003 | 161 | 271 |
| 2004 | 146 | 356 |
| 2005 | 133 | 353 |
| 2006 | 133 | 353 |
| 2007 | 123 | 291 |
| 2008 | 109 | 340 |
| 2009 | 126 | 308 |
| 2010 | 173 | 338 |
| 2011 | 161 | 292 |
| 2012 | 162 | 292 |
| 2013 | 214 | 254 |
| 2014 | 260 | 421 |
| 2015 | 222 | 400 |
| 2016 | 310 | 414 |
| 2017 | 286 | 477 |
| 2018 | 300 | 464 |
| 2019 | 368 | 473 |
| 2020 | 337 | 500 |
| 2021 | 379 | 752 |
| 2022 | 370 | 954 |
| 2023 | 401 | 821 |
| 2024 | 472 | 615 |
| 2025 | 462 | 424 |
| 2026 | 307 | 278 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 9/015Disinfection, sterilisation or deodorisation of air: using gaseous or vaporous substances3,895
- A61L 9/16Disinfection, sterilisation or deodorisation of air: using physical phenomena2,713
- A61L 9/01Deodorant compositions1,449
- A61L 9/14Disinfection, sterilisation or deodorisation of air: using sprayed or atomised substances including1,244
Recent patents
- Techniques for olfactory training using scent dispensing devices6 Oct 2026US 12,752,029 B2iRoma Scents A.B. Ltd.
- Device for diffusing volatile substances and method for its manufacturing6 Oct 2026US 12,752,030 B2Zobele Holding SPA
- Volatile composition dispenser with cartridge for multiple volatile compositions6 Oct 2026US 12,752,031 B2The Procter & Gamble Company
- Multi-component variable control fragrance dispensing system apparatus6 Oct 2026US 12,752,032 B2Creative Elements NY LLC
- System and method of disinfection6 Oct 2026US 12,752,033 B2UV Partners, Inc.
- Lighting element with insect repelling element8 Oct 2026US 2026/0305598 A1PIC Corporation
- Devices and methods for controlled release of volatile active ingredients8 Oct 2026US 2026/0305602 A1
- Polysiloxane, method for its production and deodorant comprising it8 Oct 2026US 2026/0306689 A1Sagami Chemical Research Institute
- Volatile composition dispenser and methods of using same8 Oct 2026US 2026/0306690 A1The Procter & Gamble Company
- Dispenser for a volatile liquid composition8 Oct 2026US 2026/0306691 A1The Procter & Gamble Company
Most cited
By later US patents
- Foam substrate and micropackaged active ingredient particle composite dispensing materials1,078US 4,828,542 ATwin Rivers Engineering · 1989
- Polysiloxane hydrogels775US 4,136,250 ACiba-Geigy Corporation · 1979
- Flavor generation device563US 6,125,853 AJapan Tobacco Inc. · 2000
- Deodorizing and sanitizing employing a wicking device328US 7,285,255 B2Ecolab Inc. · 2007
- Disinfecting articles with ozone235US 10,842,897 B2éClair Medical Systems, Inc. · 2020