A24F 40/30
Devices using two or more structurally separated inhalable precursors
Official title: Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
A24F40/30 (Devices using two or more structurally separated inhalable precursors) appears on 790 US grants and 1,505 published applications in this corpus.
Search patents in A24F- Granted patents
- 790
- Published applications
- 1,505
- Assignees
- 176
- Inventors
- 1,221
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 1 | 4 |
| 2014 | 3 | 12 |
| 2015 | 3 | 19 |
| 2016 | 7 | 52 |
| 2017 | 11 | 58 |
| 2018 | 34 | 107 |
| 2019 | 49 | 84 |
| 2020 | 65 | 123 |
| 2021 | 75 | 165 |
| 2022 | 78 | 165 |
| 2023 | 85 | 173 |
| 2024 | 164 | 217 |
| 2025 | 143 | 192 |
| 2026 | 62 | 127 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for intelligent vaporizers22 Sep 2026US 12,744,113 B2Zorday IP, LLC
- Vaporizer cartridge for heating more than one vaporizable material15 Sep 2026US 12,733,677 B2JUUL Labs, Inc.
- Aerosol-generating device15 Sep 2026US 12,733,686 B2Kt&G Corporation
- Droplet device actuation from inhalation sensing15 Sep 2026US 12,734,312 B2Pneuma Respiratory, Inc.
- Flavor generation device, method of controlling flavor generation device, and program8 Sep 2026US 12,727,621 B2Japan Tobacco Inc.
- Aerosol generating device8 Oct 2026US 2026/0305689 A1Beijing WONZ Technology Co. Ltd
- Aerosol-generating device with article detection8 Oct 2026US 2026/0305692 A1Philip Morris Products S. A.
- Aerosol-generating system including a cartridge containing a gel and a device for heating the cartridge8 Oct 2026US 2026/0305695 A1Altria Client Services LLC
- Aerosol delivery device8 Oct 2026US 2026/0305710 A1Imperial Tobacco Limited
- Improved aerosol-generating substrate comprising porous aerosol-generating granules1 Oct 2026US 2026/0293971 A1Philip Morris Products S. A.
Most cited
By later US patents
- Flavor generating article1,074US 5,060,671 APhilip Morris Incorporated · 1991
- Heater for an electric flavor-generating article814US 5,322,075 APhilip Morris Incorporated · 1994
- Vaporization of volatile materials664US 6,095,153 A2000
- Control device for flavor-generating article646US 5,261,424 APhilip Morris Incorporated · 1993
- Electrical smoking article593US 5,269,327 APhilip Morris Incorporated · 1993