A47L 15/0049
Detection or prevention of malfunction, including accident prevention
Official title: {Detection or prevention of malfunction, including accident prevention (arrangements to prevent clogging of filters A47L15/4208; safety arrangements for preventing water damage A47L15/421)}
A47L15/0049 (Detection or prevention of malfunction, including accident prevention) appears on 280 US grants and 356 published applications in this corpus.
Search patents in A47L- Granted patents
- 280
- Published applications
- 356
- Assignees
- 78
- Inventors
- 608
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 4 |
| 2003 | 4 | 3 |
| 2004 | 4 | 7 |
| 2005 | 2 | 8 |
| 2006 | 3 | 7 |
| 2007 | 3 | 11 |
| 2008 | 3 | 8 |
| 2009 | 2 | 14 |
| 2010 | 8 | 12 |
| 2011 | 6 | 12 |
| 2012 | 4 | 23 |
| 2013 | 13 | 15 |
| 2014 | 13 | 14 |
| 2015 | 11 | 16 |
| 2016 | 11 | 10 |
| 2017 | 21 | 14 |
| 2018 | 9 | 16 |
| 2019 | 17 | 14 |
| 2020 | 12 | 22 |
| 2021 | 13 | 20 |
| 2022 | 20 | 15 |
| 2023 | 20 | 24 |
| 2024 | 15 | 28 |
| 2025 | 28 | 21 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Warewash machine or other food equipment machine with contactor monitoring system11 Aug 2026US 12,706,254 B2Illinois Tool Works Inc.
- Dishwasher and control method thereof23 Jun 2026US 12,660,978 B2LG Electronics Inc.
- Dishwasher and method for controlling same9 Jun 2026US 12,648,682 B2Samsung Electronics Co., Ltd.
- Dishwasher28 Apr 2026US 12,611,083 B2LG Electronics Inc.
- Dishwasher and method for controlling same14 Apr 2026US 12,599,281 B2Samsung Electronics Co., Ltd.
- Dishwasher appliance and a freeze prevention operation1 Oct 2026US 2026/0294202 A1Haier US Appliance Solutions, Inc.
- Domestic dishwasher1 Oct 2026US 2026/0295858 A1BSH Hausgeräte GmbH
- Dishwasher and control method therefor24 Sep 2026US 2026/0283441 A1LG Electronics Inc.
- Method for controlling dishwasher27 Aug 2026US 2026/0248351 A1LG Electronics Inc.
- Method for controlling dishwasher13 Aug 2026US 2026/0232165 A1LG Electronics Inc.
Most cited
By later US patents
- Industrial dishwasher monitor/controller with speech capability123US 4,509,543 ABeta Technology, Inc. · 1985
- Industrial dishwasher chemical dispenser104US 4,756,321 ABeta Technology, Inc. · 1988
- Pump and soil collection system for a dishwasher46US 6,182,674 B2Whirlpool Corporation · 2001
- Dishwashing apparatus45US 4,559,959 AHobart Corporation · 1985
- Method of controlling a washing cycle in an automatic dishwasher39US 5,264,043 AZanussi Elettrodomestici S.p.A. · 1993