F24B 7/00
Stoves, ranges or flue-gas ducts, with additional provisions for convection heating
Official title: Stoves, ranges or flue-gas ducts, with additional provisions for convection heating (stoves with open fires characterised by use of heat exchange means F24B1/188)
F24B7/00 (Stoves, ranges or flue-gas ducts, with additional provisions for convection heating) appears on 240 US grants and 81 published applications in this corpus.
Search patents in F24B- Granted patents
- 240
- Published applications
- 81
- Assignees
- 68
- Inventors
- 340
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 9 | 0 |
| 1979 | 13 | 0 |
| 1980 | 26 | 0 |
| 1981 | 25 | 0 |
| 1982 | 19 | 0 |
| 1983 | 24 | 0 |
| 1984 | 17 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 0 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 7 |
| 2015 | 1 | 2 |
| 2016 | 2 | 4 |
| 2017 | 0 | 3 |
| 2018 | 4 | 6 |
| 2019 | 3 | 5 |
| 2020 | 7 | 9 |
| 2021 | 5 | 7 |
| 2022 | 4 | 5 |
| 2023 | 5 | 6 |
| 2024 | 5 | 4 |
| 2025 | 1 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F24B 7/02Stoves, ranges or flue-gas ducts, with additional provisions for convection heating: with111
- F24B 7/005Flue-gas ducts63
- F24B 7/04Stoves, ranges or flue-gas ducts, with additional provisions for convection heating: with47
- F24B 7/002Ranges6
- F24B 7/007Stoves or ranges with additional provisions for heating both air and water6
- F24B 7/06Without air ducts no material0
Recent patents
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- Cabinet circulator solid fuel heater combustion system19 Nov 2024US 12,146,663 B2United States Stove Company
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- Multi-Functional Cooking Device23 Jul 2026US 2026/0210555 A1
- Combustion cooking appliance19 Mar 2026US 2026/0078907 A1Omachron Intellectual Property Inc.
- Air supply systems for combustion of granular biomass fuels15 Jan 2026US 2026/0016165 A1Aprovecho Research Center
- Method of operating an indoor smoker27 Nov 2025US 2025/0362023 A1Haier US Appliance Solutions, Inc.
- Pellet stove23 Oct 2025US 2025/0327577 A1Enerco Group, Inc.
Most cited
By later US patents