A47L 15/00
Washing or rinsing machines for crockery or tableware
A47L15/00 (Washing or rinsing machines for crockery or tableware) appears on 5,326 US grants and 6,011 published applications in this corpus.
Search patents in A47L- Granted patents
- 5,326
- Published applications
- 6,011
- Assignees
- 863
- Inventors
- 7,119
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 49 | 0 |
| 1977 | 25 | 0 |
| 1978 | 33 | 0 |
| 1979 | 38 | 0 |
| 1980 | 33 | 0 |
| 1981 | 34 | 0 |
| 1982 | 28 | 0 |
| 1983 | 20 | 0 |
| 1984 | 30 | 0 |
| 1985 | 20 | 0 |
| 1986 | 16 | 0 |
| 1987 | 22 | 0 |
| 1988 | 40 | 0 |
| 1989 | 39 | 0 |
| 1990 | 22 | 0 |
| 1991 | 33 | 0 |
| 1992 | 47 | 0 |
| 1993 | 47 | 0 |
| 1994 | 55 | 0 |
| 1995 | 59 | 0 |
| 1996 | 58 | 0 |
| 1997 | 55 | 0 |
| 1998 | 71 | 0 |
| 1999 | 69 | 0 |
| 2000 | 34 | 0 |
| 2001 | 31 | 15 |
| 2002 | 51 | 53 |
| 2003 | 61 | 98 |
| 2004 | 60 | 148 |
| 2005 | 54 | 160 |
| 2006 | 60 | 185 |
| 2007 | 57 | 186 |
| 2008 | 64 | 210 |
| 2009 | 78 | 226 |
| 2010 | 125 | 264 |
| 2011 | 142 | 285 |
| 2012 | 160 | 274 |
| 2013 | 177 | 262 |
| 2014 | 224 | 260 |
| 2015 | 220 | 240 |
| 2016 | 261 | 246 |
| 2017 | 255 | 313 |
| 2018 | 271 | 310 |
| 2019 | 282 | 280 |
| 2020 | 277 | 319 |
| 2021 | 233 | 305 |
| 2022 | 270 | 266 |
| 2023 | 223 | 323 |
| 2024 | 263 | 269 |
| 2025 | 264 | 262 |
| 2026 | 186 | 252 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47L 15/42Details4,715
- A47L 15/0018Controlling processes, i.e. processes to control the operation of the machine characterised1,113
- A47L 15/14Washing or rinsing machines for crockery or tableware: with stationary crockery baskets774
- A47L 15/0002Washing processes, i.e. machine working principles characterised by phases or operational steps282
- A47L 15/24Washing or rinsing machines for crockery or tableware: with movement of the263
- A47L 15/0076Washing or rinsing machines for crockery or tableware: of non-domestic use type247
- A47L 15/0065Washing or rinsing machines for crockery or tableware: specially adapted for drinking132
- A47L 15/0084Washing or rinsing machines for crockery or tableware: of drawer-type119
All 16 subgroupsShow fewer
- A47L 15/02Washing or rinsing machines for crockery or tableware: with circulation and agitation111
- A47L 15/0089Washing or rinsing machines for crockery or tableware: of small size97
- A47L 15/0086In-sink dishwashers75
- A47L 15/0092Washing or rinsing machines for crockery or tableware: specially adapted to wash67
- A47L 15/26Washing or rinsing machines for crockery or tableware: with movement of the55
- A47L 15/0097Combination of dishwashers with other household appliances30
- A47L 15/37Washing or rinsing machines for crockery or tableware: with crockery cleaned by30
- A47L 15/0094Cleaning with abrasive solid particles15
Recent patents
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- Near-field antenna system for an appliance8 Oct 2026US 2026/0305905 A1Haier US Appliance Solutions, Inc.
- Dishwasher8 Oct 2026US 2026/0305906 A1Samsung Electronics Co., Ltd.
- Dishwasher8 Oct 2026US 2026/0305907 A1Whirlpool Corporation
- Heat-pump dishwasher8 Oct 2026US 2026/0305908 A1Haier Smart Home Co., Ltd.
- Near-field antenna system for an appliance8 Oct 2026US 2026/0305909 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Multiple wash zone dishwasher194US 7,594,513 B2Whirlpool Corporation · 2009
- Automatic infant bottle cleaner179US 5,636,400 A1997
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Solid block chemical dispenser for cleaning systems168US 4,826,661 AEcolab Inc. · 1989
- System device and method for monitoring electric users, particularly household appliances159US 6,853,291 B1Wrap SpA · 2005