F24D 3/082
Hot water storage tanks specially adapted therefor
Official title: {Hot water storage tanks specially adapted therefor}
F24D3/082 (Hot water storage tanks specially adapted therefor) appears on 60 US grants and 73 published applications in this corpus.
Search patents in F24D- Granted patents
- 60
- Published applications
- 73
- Assignees
- 53
- Inventors
- 148
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 3 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 0 | 4 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 5 | 7 |
| 2016 | 0 | 5 |
| 2017 | 3 | 9 |
| 2018 | 5 | 8 |
| 2019 | 5 | 2 |
| 2020 | 5 | 3 |
| 2021 | 7 | 4 |
| 2022 | 2 | 6 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 1 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric boiler device based on utilization of residual energy of elevator, and control method19 May 2026US 12,631,346 B2Zhejiang University of Technology
- Multi-tank storage type gas water heater31 Mar 2026US 12,590,709 B2
- Hot water supply tank17 Mar 2026US 12,578,119 B2LG Electronics Inc.
- Combined space and water heating systems21 Oct 2025US 12,449,139 B2Rheem Manufacturing Company
- Dual function domestic hot water preheater and integrated space heater22 Oct 2024US 12,123,601 B2Radiator Labs, Inc.
- Water heating system and device8 Oct 2026US 2026/0309340 A1Mixergy Limited
- Heating installation1 Oct 2026US 2026/0298483 A1Energy Machines ApS
- Method for providing cooled air20 Aug 2026US 2026/0243457 A1
- System and method for determining heat demand of a hydronic heating system16 Oct 2025US 2025/0321024 A1Laars Heating Systems Company
- Dual function domestic hot water preheater and integrated space heater31 Jul 2025US 2025/0244026 A1Radiator Labs, Inc.
Most cited
By later US patents
- Semi-instantaneous water heater with helical heat exchanger32US 5,233,970 AHarmony Thermal Company, Inc. · 1993
- Indirect water heater28US 6,142,216 ABradford White Corporation · 2000
- Improved continuous low fluid exchange water heater27US 4,637,347 A1987
- Combined water heater and heat exchanger22US 5,485,879 ABradford White Corporation · 1996
- Heating apparatus for a water heating for small rooms21US 4,662,350 A1987