A47L 2401/08
Drain or recirculation pump parameters
Official title: Drain or recirculation pump parameters, e.g. pump rotational speed or current absorbed by the motor
A47L2401/08 (Drain or recirculation pump parameters) appears on 98 US grants and 118 published applications in this corpus.
Search patents in A47L- Granted patents
- 98
- Published applications
- 118
- Assignees
- 33
- Inventors
- 204
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 6 |
| 2007 | 1 | 5 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 3 | 6 |
| 2011 | 0 | 8 |
| 2012 | 7 | 11 |
| 2013 | 9 | 5 |
| 2014 | 5 | 5 |
| 2015 | 5 | 8 |
| 2016 | 7 | 7 |
| 2017 | 8 | 3 |
| 2018 | 8 | 8 |
| 2019 | 4 | 7 |
| 2020 | 6 | 6 |
| 2021 | 7 | 5 |
| 2022 | 3 | 1 |
| 2023 | 4 | 4 |
| 2024 | 2 | 3 |
| 2025 | 4 | 5 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Washing appliance with recirculation pump24 Mar 2026US 12,582,279 B2Electrolux Appliances Aktiebolag
- Hydraulic system for a household appliance21 Oct 2025US 12,448,973 B2Copreci, S. Coop.
- Appliance and method for operation using fluid level detection by pattern recognition of motor current23 Sep 2025US 12,419,483 B2Haier US Appliance Solutions, Inc.
- Dishwasher, method for operating a dishwasher, and computer program product16 Sep 2025US 12,414,668 B2BSH Hausgeräte GmbH
- Dishwashing appliances and fluid-loss mitigation19 Aug 2025US 12,390,080 B2Haier US Appliance Solutions, Inc.
- Washing method having discontinuous dispensing of washing liquor, and dishwasher10 Sep 2026US 2026/0262906 A1BSH Hausgeräte GmbH
- Dishwasher and method for controlling the same27 Aug 2026US 2026/0248347 A1LG Electronics Inc.
- Method for controlling dishwasher27 Aug 2026US 2026/0248351 A1LG Electronics Inc.
- Dishwashing appliance with variable speed pump and method for operation thereof25 Jun 2026US 2026/0174306 A1Haier US Appliance Solutions, Inc.
- Dishwasher and method for controlling the dishwasher8 Jan 2026US 2026/0007299 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Dishwasher and controlling method thereof49US 7,819,983 B2LG Electronics Inc. · 2010
- Dishwasher incorporating a closed loop system for controlling machine load39US 5,330,580 AGeneral Electric Company · 1994
- Filter assembly for a dishwasher36US 9,005,369 B2Whirlpool Corporation · 2015
- Electromechanical controller for dishwasher with alternating flow34US 5,494,062 AWhite Consolidated Industries, Inc. · 1996
- Fuzzy logic control method for reducing water consumption in a machine for washing articles33US 5,284,523 AGeneral Electric Company · 1994