F23D 3/26
Safety devices thereon
F23D3/26 (Safety devices thereon) appears on 45 US grants and 49 published applications in this corpus.
Search patents in F23D- Granted patents
- 45
- Published applications
- 49
- Assignees
- 22
- Inventors
- 82
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 1 | 5 |
| 2008 | 0 | 3 |
| 2009 | 4 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 4 |
| 2017 | 1 | 2 |
| 2018 | 2 | 4 |
| 2019 | 6 | 1 |
| 2020 | 3 | 4 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Smart candle with automatic extinguishing function22 Sep 2026US 12,742,544 B2
- Device and method for extinguishing candles29 Jul 2025US 12,372,237 B2Ecliptic LLC
- Torch canister with fastened flame guard4 Feb 2025US 12,215,862 B2Lamplight Farms Incorporated
- Smart candle platform and system9 Jan 2024US 11,867,393 B2LuDela Technologies LLC
- Smart candle platform and system15 Nov 2022US 11,499,710 B2LuDela Technologies LLC
- Flame out candle system and method16 Jul 2026US 2026/0202055 A1Aexion Inc.
- Smart candle with automatic extinguishing function20 Nov 2025US 2025/0354686 A1
- Fuel Can30 Oct 2025US 2025/0333212 A1Tangshan Saidisi Metal Packaging Co., Ltd.
- Spill-free refillable torch container27 Feb 2025US 2025/0067428 A1
- Flame producing assembly reducing fuel evaporation14 Nov 2024US 2024/0377064 A1BIC Violex Single Member S.A.
Most cited
By later US patents
- Flame-resistant wick holder for candle47US 6,923,639 B2Bath & Body Works, Inc. · 2005
- Candle assembly with light emitting system15US 7,637,737 B2S. C. Johnson & Son, Inc. · 2009
- Method and apparatus for reducing fuel flow to a candle wick14US 5,961,318 AThe Dial Corporation · 1999
- Safety device for open-type combustor13US 4,664,095 AHitachi Heating Appliances Co., Ltd. · 1987
- Safety device for preventing uncontrolled flareup in wick-fed liquid fuel burners10US 5,338,185 ASoutheastern Research Laboratories, Inc. · 1994