F21V 33/0044
Household appliances
Official title: {Household appliances, e.g. washing machines or vacuum cleaners}
F21V33/0044 (Household appliances) appears on 292 US grants and 340 published applications in this corpus.
Search patents in F21V- Granted patents
- 292
- Published applications
- 340
- Assignees
- 120
- Inventors
- 643
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 5 |
| 2007 | 3 | 4 |
| 2008 | 4 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 4 |
| 2011 | 1 | 4 |
| 2012 | 3 | 8 |
| 2013 | 5 | 12 |
| 2014 | 4 | 18 |
| 2015 | 18 | 32 |
| 2016 | 11 | 37 |
| 2017 | 30 | 34 |
| 2018 | 39 | 22 |
| 2019 | 34 | 29 |
| 2020 | 29 | 16 |
| 2021 | 20 | 12 |
| 2022 | 17 | 27 |
| 2023 | 19 | 20 |
| 2024 | 11 | 18 |
| 2025 | 18 | 12 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- LED light for microwave ovens22 Sep 2026US 12,742,524 B1Long Yan De Yu Lighting Co., Ltd.
- Illuminated divider assembly for an appliance25 Aug 2026US 12,716,580 B1Haier US Appliance Solutions, Inc.
- Refrigerator and home appliance having a door with variable light emission18 Aug 2026US 12,710,218 B2LG Electronics Inc.
- Refrigerator23 Jun 2026US 12,663,201 B2LG Electronics Inc.
- Lamp with motorized liquid sprayers12 May 2026US 12,624,827 B2
- Dish washer10 Sep 2026US 2026/0262915 A1LG Electronics Inc.
- A kitchen appliance27 Aug 2026US 2026/0251292 A1Breville Pty Limited
- Indicator lamp assembly, door assembly, and dishwasher23 Jul 2026US 2026/0210529 A1Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd.
- Dishwasher2 Jul 2026US 2026/0182815 A1
- Dish washer and home appliance2 Jul 2026US 2026/0185380 A1LG Electronics Inc.
Most cited
By later US patents
- Interior lamp102US 7,244,058 B2Truck-Lite Co., LLC · 2007
- See through refrigerator door construction100US 6,059,420 A2000
- Illuminated shelf96US 7,434,951 B2Gemtron Corporation · 2008
- Vacuum cleaner having a brush lamp87US 5,987,697 AKwangju Electronics Co., Ltd. · 1999
- Refrigerator68US 9,696,085 B2LG Electronics Inc. · 2017