F23D 2203/1026
With slotshaped openings
Official title: with slotshaped openings
F23D2203/1026 (With slotshaped openings) appears on 28 US grants and 30 published applications in this corpus.
Search patents in F23D- Granted patents
- 28
- Published applications
- 30
- Assignees
- 19
- Inventors
- 61
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 1 |
| 2022 | 2 | 3 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas burner membrane24 Mar 2026US 12,584,625 B2Beckett Thermal Limited
- Combustion membrane for a gas burner8 Jul 2025US 12,352,435 B2Beckett Thermal Solutions
- Compact flat plate premix fuel combustion system, and fluid heating system and packaged burner system including the same24 Jun 2025US 12,338,993 B2Fulton Group N.A., Inc.
- Burner24 Jun 2025US 12,338,998 B2Beckett Thermal Solutions
- Gas burner with an offset flame port array27 Sep 2022US 11,454,393 B2Haier US Appliance Solutions, Inc.
- Gas burner membrane17 Aug 2023US 2023/0258331 A1Beckett Thermal Limited
- Burner17 Nov 2022US 2022/0364726 A1Beckett Thermal Solutions
- Combustion membrane for a gas burner2 Jun 2022US 2022/0170631 A1Beckett Thermal Solutions
- Compact flat plate premix fuel combustion system, and fluid heating system and packaged burner system including the same31 Mar 2022US 2022/0099291 A1Fulton Group N.A., Inc.
- Ported burner16 Dec 2021US 2021/0388981 A1Beckett Thermal Solutions
Most cited
By later US patents
- Water heater with low emission gas burner41US 5,791,298 ABurner Systems International, Inc. · 1998
- Combustion process and gas burner with low nox, co emissions25US 5,215,457 AWorgas Bruciatori S.r.l. · 1993
- Radiant burner21US 7,726,967 B2Char-Broil, LLC · 2010
- Staged combustion system with ignition-assisted fuel lances17US 7,303,388 B2Air Products and Chemicals, Inc. · 2007
- Infrared emitting apparatus10US 7,853,129 B2Char-Broil, LLC · 2010