F23H 2900/00
Special features of combustion grates
F23H2900/00 (Special features of combustion grates) appears on 53 US grants and 28 published applications in this corpus.
Search patents in F23H- Granted patents
- 53
- Published applications
- 28
- Assignees
- 42
- Inventors
- 99
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Water-cooled grate block for an incinerator9 Jun 2026US 12,650,224 B2Kanadevia Inova AG
- Firebox basket for barbecue grill or smoker16 Sep 2025US 12,416,412 B2Masterbuilt Manufacturing, Inc.
- Grate bar, grate bar arrangement, and method for operating a grate bar arrangement1 Oct 2024US 12,104,787 B2Martin GmbH fuer Umwelt- und Energietechnik
- Grate bar, grate bar arrangement, and method for operating a grate bar arrangement20 Feb 2024US 11,906,162 B2MARTIN GmbH fuer Umwell- und Energietechnik
- Grate bar for stepped grate14 Nov 2023US 11,815,265 B2IKN GmbH
- Grate bar and use of a grate bar10 Apr 2025US 2025/0116399 A1
- Grate bar, grate bar arrangement, and method for operating a grate bar arrangement7 Dec 2023US 2023/0392787 A1Martin GmbH fuer Umwelt- und Energietechnik
- Water-cooled grate block for an incinerator19 Oct 2023US 2023/0332769 A1Hitachi Zosen Inova AG
- Firebox basket for barbecue grill or smoker23 Feb 2023US 2023/0055811 A1Masterbuilt Manufacturing, Inc.
- Grate Bar for Stepped Grate11 Aug 2022US 2022/0252261 A1IKN GmbH
Most cited
By later US patents
- Melting furnace27US 5,107,517 AOy Partek AB · 1992
- Grates20US 4,389,978 AParkinson Cowan GWB Limited · 1983
- Water-cooled thrust combustion grate14US 6,024,031 ADoikos Investments Ltd. · 2000
- Grate for a firing system13US 5,724,898 AAsea Brown Boveri AG · 1998
- Incineration grate with internal cooling12US 5,913,274 AAsea Brown Boveri AG · 1999