F21V 37/0041
Fuel supply
Official title: {Fuel supply}
F21V37/0041 (Fuel supply) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F21V- Granted patents
- 8
- Published applications
- 6
- Assignees
- 2
- Inventors
- 15
- Latest grant
- 16 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year.
Subgroups
Granted patents
Recent patents
- Torch system with predictive control of automatic fuel replenishment16 Apr 2024US 11,957,120 B2
- Liquid fuel burning torch system with automatic fuel replenishment and flame extinguishment8 Nov 2022US 11,493,200 B2
- Insect repellent torch system with automatic fuel replenishment24 Nov 2020US 10,842,146 B1
- Vaporization pipe for a kerosene lamp6 Oct 2020US 10,794,593 B2
- Apparatus for candle nest holder26 Nov 2019US 10,485,367 B2
- Intelligent Candle System25 Sep 2025US 2025/0297738 A1Alyax, LLC
- Torch system with predictive control of automatic fuel replenishment18 Jan 2024US 2024/0016140 A1
- Liquid fuel burning torch system with automatic fuel replenishment and flame extinguishment15 Sep 2022US 2022/0290854 A1
- Vaporization pipe for a kerosene lamp4 Apr 2019US 2019/0101285 A1
- Apparatus for Candle Nest Holder8 Nov 2018US 2018/0317688 A1
Most cited
By later US patents
- Self-feeding wax candle52US 6,371,756 B12002
- Insect repellent torch system with automatic fuel replenishment7US 10,842,146 B12020
- Apparatus for candle nest holder5US 10,485,367 B22019
- Systems and methods for refilling liquid fuel candles4US 10,378,754 B12019
- Method of fueling an oil lamp2US 8,678,045 B12014