F24B 7/005
Flue-gas ducts
Official title: {Flue-gas ducts}
F24B7/005 (Flue-gas ducts) appears on 63 US grants and 22 published applications in this corpus.
Search patents in F24B- Granted patents
- 63
- Published applications
- 22
- Assignees
- 17
- Inventors
- 82
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 3 | 1 |
| 2019 | 3 | 2 |
| 2020 | 1 | 2 |
| 2021 | 3 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustion cooking appliance10 Mar 2026US 12,571,542 B2Omachron Intellectual Property Inc.
- Pellet heater20 Aug 2024US 12,066,191 B2WH Products, LLC
- Firebox floor of a furnace for combusting wood18 Jul 2023US 11,703,222 B2Heatmaster Furnaces Inc.
- Pellet heater23 May 2023US 11,655,982 B2Halo Products Group, LLC
- Self-stoking combustion appliance and cookers2 Nov 2021US 11,162,683 B1
- Multi-Functional Cooking Device23 Jul 2026US 2026/0210555 A1
- Combustion cooking appliance19 Mar 2026US 2026/0078907 A1Omachron Intellectual Property Inc.
- Pellet heater12 Dec 2024US 2024/0410588 A1WH Products, LLC
- Pellet heater14 Sep 2023US 2023/0288071 A1Halo Products Group, LLC
- Combustion cooking appliance13 Jul 2023US 2023/0221001 A1Omachron Intellectual Property Inc.
Most cited
By later US patents