F24H 9/0036
Dispositions against condensation of combustion products
Official title: {Dispositions against condensation of combustion products}
F24H9/0036 (Dispositions against condensation of combustion products) appears on 35 US grants and 25 published applications in this corpus.
Search patents in F24H- Granted patents
- 35
- Published applications
- 25
- Assignees
- 26
- Inventors
- 64
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 7 |
| 2010 | 1 | 3 |
| 2011 | 2 | 2 |
| 2012 | 3 | 0 |
| 2013 | 4 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flue pipe systems and methods of purifying flue gases24 Sep 2024US 12,097,509 B2Rheem Manufacturing Company
- Condensate trap for gas furnace28 Feb 2023US 11,592,207 B2LG Electronics Inc.
- Heat source device29 Nov 2022US 11,512,874 B2Rinnai Corporation
- Condensing boiler employing evaporation device31 Aug 2021US 11,105,534 B2Kyungdong Navien Co., Ltd.
- Domestic gas-fired water heater condensing flue system30 Aug 2016US 9,429,339 B2Miclau-S.R.I. Inc.
- Water heater assembly having a condensate trap11 Jun 2026US 2026/0160448 A1Bradford White Corporation
- Water tank assembly and gas water heater9 Apr 2026US 2026/0098660 A1Guangdong Midea Kitchen and Bath Appliances Mfg. Co., Ltd.
- Condensing boiler for use with non-condensing stacks13 Nov 2025US 2025/0347441 A1Aerco International, Inc.
- Heat exchanger and water heater17 Apr 2025US 2025/0123061 A1Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd.
- Flue pipe systems and methods of purifying flue gases8 Jun 2023US 2023/0173505 A1Rheem Manufacturing Company
Most cited
By later US patents
- Hydronic antitrust operating system47US 4,445,638 AHoneywell Inc. · 1984
- Modulating furnace having improved low stage characteristics42US 6,283,115 B1Carrier Corporation · 2001
- Modulating furnace having a low stage with an improved fuel utilization efficiency36US 6,321,744 B1Carrier Corporation · 2001
- Energy conversion system31US 4,271,789 A1981
- Space heater26US 6,089,221 ARinnai Corporation · 2000