A61L 9/048
Air treating gels
Official title: {air treating gels}
A61L9/048 (Air treating gels) appears on 237 US grants and 266 published applications in this corpus.
Search patents in A61L- Granted patents
- 237
- Published applications
- 266
- Assignees
- 135
- Inventors
- 569
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 15 |
| 2003 | 5 | 12 |
| 2004 | 7 | 24 |
| 2005 | 7 | 20 |
| 2006 | 10 | 15 |
| 2007 | 9 | 9 |
| 2008 | 1 | 15 |
| 2009 | 2 | 7 |
| 2010 | 7 | 9 |
| 2011 | 4 | 7 |
| 2012 | 7 | 19 |
| 2013 | 7 | 10 |
| 2014 | 7 | 12 |
| 2015 | 7 | 5 |
| 2016 | 7 | 8 |
| 2017 | 10 | 7 |
| 2018 | 3 | 6 |
| 2019 | 8 | 11 |
| 2020 | 8 | 12 |
| 2021 | 10 | 10 |
| 2022 | 4 | 6 |
| 2023 | 5 | 12 |
| 2024 | 3 | 4 |
| 2025 | 7 | 4 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fragrance-containing crosslinked gels8 Sep 2026US 12,728,179 B2Amtek Research International LLC
- Refillable volatile composition dispenser18 Aug 2026US 12,708,691 B2The Procter & Gamble Company
- Microcell systems for controlled release of fragrances5 May 2026US 12,618,024 B2E Ink Corporation
- Device to release water and antimicrobial vapor into an enclosed or partially enclosed space7 Apr 2026US 12,595,109 B2Arkema Inc.
- Air enhancing device13 Jan 2026US 12,521,463 B2Revoltab AG
- Devices and methods for controlled release of volatile active ingredients8 Oct 2026US 2026/0305602 A1
- Method for Controlling the Crosslinking Time for a Silicone Gel That Gives Off a Volatile Organic Substance13 Aug 2026US 2026/0234341 A1V. Mane Fils
- Fragrance delivery device9 Jul 2026US 2026/0192010 A1Firmenich SA
- Scent-blocking mask18 Jun 2026US 2026/0165395 A1
- Method of loading a volatile hydrophobic material into a non-porous solid article1 Jan 2026US 2026/0000803 A1The Procter & Gamble Company
Most cited
By later US patents
- Polysiloxane hydrogels775US 4,136,250 ACiba-Geigy Corporation · 1979
- Methods and systems for illuminating household products168US 7,303,300 B2Color Kinetics Incorporated · 2007
- Dual function dispenser122US 6,569,387 B1S. C. Johnson & Son, Inc. · 2003
- Methods for emitting volatile compositions115US 7,223,361 B2The Proctor & Gamble Company · 2007
- Dispensing device for dispensing scents111US 6,581,915 B2The Procter & Gamble Company · 2003