F24H 3/0411
For domestic or space-heating systems
Official title: {for domestic or space-heating systems}
F24H3/0411 (For domestic or space-heating systems) appears on 260 US grants and 298 published applications in this corpus.
Search patents in F24H- Granted patents
- 260
- Published applications
- 298
- Assignees
- 178
- Inventors
- 584
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 9 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 7 | 4 |
| 2003 | 4 | 6 |
| 2004 | 3 | 9 |
| 2005 | 4 | 7 |
| 2006 | 3 | 5 |
| 2007 | 3 | 7 |
| 2008 | 3 | 13 |
| 2009 | 5 | 11 |
| 2010 | 3 | 9 |
| 2011 | 1 | 15 |
| 2012 | 11 | 19 |
| 2013 | 12 | 22 |
| 2014 | 17 | 25 |
| 2015 | 10 | 20 |
| 2016 | 14 | 17 |
| 2017 | 11 | 6 |
| 2018 | 14 | 7 |
| 2019 | 6 | 11 |
| 2020 | 5 | 18 |
| 2021 | 10 | 15 |
| 2022 | 9 | 6 |
| 2023 | 7 | 14 |
| 2024 | 9 | 11 |
| 2025 | 6 | 11 |
| 2026 | 1 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heating table assembly24 Feb 2026US 12,557,906 B1
- Tiltable radiant heater16 Dec 2025US 12,498,141 B2National Presto Industries, Inc.
- Adjustable duct mechanism for heating equipment11 Nov 2025US 12,467,659 B2Briggs & Stratton Corporation
- Modular assembly for electric fireplace19 Aug 2025US 12,392,494 B2Greentouch USA, Inc.
- Cabinet heater plenum thermostat controller12 Aug 2025US 12,385,670 B2The Marley Company
- Heating Table Assembly2 Jul 2026US 2026/0182735 A1
- Electric heating cabinet section and air handling unit25 Jun 2026US 2026/0177282 A1Gd Midea Air-Conditioning Equipment Co., Ltd.
- Air handling unit with a heating module11 Jun 2026US 2026/0160431 A1Carrier Corporation
- Counterweight-mounted pitch electric heater26 Mar 2026US 2026/0085857 A1Foshan Shunde Kangdoudou Technology Co., Ltd.
- Thermal management system using forced airflow5 Feb 2026US 2026/0036380 A1
Most cited
By later US patents
- Tiltable and adjustably oscillatable portable electric heater/fan166US 4,703,152 AHolmes Products Corp. · 1987
- Combination heater-light-ventilator unit150US 4,681,024 AFasco Industries, Inc. · 1987
- Pivotable heater132US 6,321,034 B2The Holmes Group, Inc. · 2001
- Flat panel heater121US 6,480,672 B1The Holmes Group, Inc. · 2002
- Baseboard/upright heater assembly111US 7,088,913 B1Jcs/Thg, LLC · 2006