A47L 15/4212
Detection of water leaks
Official title: {Detection of water leaks; Collection of leaked water, e.g. in the casing}
A47L15/4212 (Detection of water leaks) appears on 38 US grants and 49 published applications in this corpus.
Search patents in A47L- Granted patents
- 38
- Published applications
- 49
- Assignees
- 25
- Inventors
- 87
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 4 | 2 |
| 2017 | 1 | 5 |
| 2018 | 3 | 2 |
| 2019 | 5 | 5 |
| 2020 | 4 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 3 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 4 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Drawer type single cavity dishwashing appliance with convertible drip shields4 Mar 2025US 12,239,272 B2Midea Group Co., Ltd.
- Dishwasher27 Aug 2026US 2026/0248349 A1LG Electronics Inc.
- Dishwasher2 Apr 2026US 2026/0090698 A1LG Electronics Inc.
- Dishwashing appliances and fluid-loss mitigation3 Apr 2025US 2025/0107684 A1Haier US Appliance Solutions, Inc.
- Heat Pump Dishwasher4 Jan 2024US 2024/0000291 A1Gd Midea Air-Conditioning Equipment Co., Ltd.
- Dishwasher6 Jul 2023US 2023/0210341 A1LG Electronics Inc.
Most cited
By later US patents
- Overflow tray53US 5,452,739 AE. L. Mustee & Sons, Inc. · 1995
- Collection basin and drain for dishwasher leakage47US 4,903,723 A1990
- Water collection mat for dish-washers23US 4,889,155 A1989
- Dish treating appliance with leak detection16US 10,307,035 B2Whirlpool Corporation · 2019
- Hinged overflow pan6US 8,376,178 B22013