A01N 25/18
Vapour or smoke emitting compositions with delayed or sustained release
A01N25/18 (Vapour or smoke emitting compositions with delayed or sustained release) appears on 350 US grants and 336 published applications in this corpus.
Search patents in A01N- Granted patents
- 350
- Published applications
- 336
- Assignees
- 267
- Inventors
- 971
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 9 | 0 |
| 1989 | 16 | 0 |
| 1990 | 12 | 0 |
| 1991 | 16 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 14 | 9 |
| 2002 | 15 | 5 |
| 2003 | 10 | 10 |
| 2004 | 4 | 17 |
| 2005 | 1 | 9 |
| 2006 | 1 | 7 |
| 2007 | 6 | 14 |
| 2008 | 3 | 8 |
| 2009 | 1 | 7 |
| 2010 | 2 | 4 |
| 2011 | 4 | 3 |
| 2012 | 4 | 9 |
| 2013 | 2 | 9 |
| 2014 | 8 | 8 |
| 2015 | 3 | 7 |
| 2016 | 3 | 5 |
| 2017 | 10 | 17 |
| 2018 | 6 | 23 |
| 2019 | 11 | 18 |
| 2020 | 11 | 29 |
| 2021 | 18 | 22 |
| 2022 | 9 | 17 |
| 2023 | 11 | 15 |
| 2024 | 3 | 18 |
| 2025 | 14 | 33 |
| 2026 | 11 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and reactors for creating a safe antimicrobial barrier on surfaces1 Sep 2026US 12,721,919 B2Viridis BioDefense LLC
- Portable mosquito repellent device25 Aug 2026US 12,714,086 B2
- Fumigant vaporizing and delivery apparatus11 Aug 2026US 12,702,125 B2Draslovka Services Pty Ltd
- System for dispensing a pest attractant or repellent, corresponding refill and method11 Aug 2026US 12,702,126 B2Spotta Limited
- Scent dispensers/absorbers and scent cartridges therefor7 Jul 2026US 12,672,649 B2Novia Products, LLC
- Electric heating mosquito repeller27 Aug 2026US 2026/0248120 A1
- Solid acidic effervescent antimicrobial composition and method of use20 Aug 2026US 2026/0240150 A1Ecolab USA Inc.
- Nitric oxide-releasing compositions and applications thereof20 Aug 2026US 2026/0240165 A1University of Georgia Research Foundation, Inc.
- Arthropod control compositions13 Aug 2026US 2026/0231939 A1Firmenich SA
- Non-pyrotechnic disinfectant smoke system9 Jul 2026US 2026/0191190 A1
Most cited
By later US patents
- Elastomeric controlled release formulation and article comprising same178US 4,594,380 AAT&T Bell Laboratories · 1986
- Device for controlled release of vaporous medications through nasal route162US 5,455,043 A1995
- Device for controlled release of vapors and scents141US 5,071,704 A1991
- Article for the dispensing of volatiles124US 4,161,283 A1979
- Container, method and composition for controlling the release of a volatile liquid from an aqueous mixture120US 4,793,555 ADow Corning Corporation · 1988