A47L 15/504
Arrangements for changing the height of racks
Official title: {Arrangements for changing the height of racks}
A47L15/504 (Arrangements for changing the height of racks) appears on 123 US grants and 133 published applications in this corpus.
Search patents in A47L- Granted patents
- 123
- Published applications
- 133
- Assignees
- 37
- Inventors
- 242
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 1 | 1 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 4 | 5 |
| 2009 | 0 | 5 |
| 2010 | 4 | 3 |
| 2011 | 2 | 5 |
| 2012 | 4 | 10 |
| 2013 | 5 | 1 |
| 2014 | 8 | 13 |
| 2015 | 2 | 3 |
| 2016 | 8 | 3 |
| 2017 | 9 | 10 |
| 2018 | 5 | 6 |
| 2019 | 11 | 9 |
| 2020 | 17 | 11 |
| 2021 | 5 | 6 |
| 2022 | 4 | 10 |
| 2023 | 7 | 6 |
| 2024 | 5 | 6 |
| 2025 | 10 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Warewash machine with tray support system and associated rack track with a tray support3 Feb 2026US 12,539,011 B2Illinois Tool Works Inc.
- Dishwasher2 Dec 2025US 12,484,755 B2LG Electronics Inc.
- Adjustable rack assembly of a dishwasher appliance18 Nov 2025US 12,471,750 B2Haier US Appliance Solutions, Inc.
- Dishwasher11 Nov 2025US 12,465,189 B2LG Electronics Inc.
- Dish washer12 Aug 2025US 12,383,114 B2Samsung Electronics Co., Ltd.
- Dishwasher2 Jul 2026US 2026/0182818 A1LG Electronics Inc.
- Dishwasher25 Jun 2026US 2026/0174308 A1LG Electronics Inc.
- Dishwasher with rack18 Sep 2025US 2025/0288183 A1Whirlpool Corporation
- Basket device3 Jul 2025US 2025/0213097 A1Miele & Cie. KG
- Dishwasher with tray19 Jun 2025US 2025/0194895 A1Whirlpool Corporation
Most cited
By later US patents
- Adjustable height mechanism for a dishwasher rack60US 5,657,878 AIllinois Tool Works Inc. · 1997
- Dishwasher rack adjustment mechanism56US 5,860,716 AWhite Consolidated Industries, Inc. · 1999
- Adjustable support apparatus for a dishrack51US 5,474,378 AWhirlpool Corporation · 1995
- Adjustable upper dishwasher rack50US 8,191,560 B2General Electric Company · 2012
- Adjustable dishwasher conduit valve system49US 9,241,604 B2General Electric Company · 2016