F24B 1/1895
Flue-gas control dampers
Official title: {flue-gas control dampers}
F24B1/1895 (Flue-gas control dampers) appears on 67 US grants and 30 published applications in this corpus.
Search patents in F24B- Granted patents
- 67
- Published applications
- 30
- Assignees
- 27
- Inventors
- 92
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 3 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 0 |
| 2018 | 2 | 3 |
| 2019 | 1 | 3 |
| 2020 | 5 | 3 |
| 2021 | 3 | 3 |
| 2022 | 3 | 1 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic closed-loop control device for fireplaces comprising a lower combustion system31 Mar 2026US 12,590,703 B2Maxitrol Company
- Pellet smoker11 Jun 2024US 12,007,112 B2W. C. Bradley Company
- Monitoring opacity of smoke exhausted by wood stove and controlling wood stove based on same18 Apr 2023US 11,630,060 B2Acumentor LLC
- Automated temperature control system for a solid-fueled cooker7 Mar 2023US 11,597,332 B2Iot Controls LLC
- Pellet smoker6 Sep 2022US 11,435,074 B2W. C. Bradley Company
- Electronic closed-loop control device for fireplaces comprising a lower combustion system23 Jul 2026US 2026/0210553 A1Maxitrol Company
- Electronic closed-loop control device for fireplaces comprising a lower combustion system5 Sep 2024US 2024/0295324 A1Maxitrol Company
- Fire pit assembly1 Jun 2023US 2023/0167977 A1
- Pellet smoker29 Dec 2022US 2022/0412549 A1W. C. Bradley Company
- Monitoring opacity of smoke exhausted by wood stove and controlling wood stove based on same12 Aug 2021US 2021/0247071 A1Acumentor LLC
Most cited
By later US patents
- Gas log fireplace system57US 5,575,274 A1996
- Gas log fireplace system29US 5,503,550 A1996
- Thermally activated, automatic damper and damper operator27US 4,372,485 A1983
- Combination damper and chimney cap apparatus25US 5,609,522 A1997
- Automated temperature control system for a solid-fueled cooker24US 9,427,107 B2Iot Controls LLC · 2016