A47L 15/42
Details
A47L15/42 (Details) appears on 4,715 US grants and 5,431 published applications in this corpus.
Search patents in A47L- Granted patents
- 4,715
- Published applications
- 5,431
- Assignees
- 755
- Inventors
- 6,353
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 18 | 0 |
| 1978 | 24 | 0 |
| 1979 | 28 | 0 |
| 1980 | 29 | 0 |
| 1981 | 25 | 0 |
| 1982 | 20 | 0 |
| 1983 | 13 | 0 |
| 1984 | 23 | 0 |
| 1985 | 15 | 0 |
| 1986 | 15 | 0 |
| 1987 | 16 | 0 |
| 1988 | 31 | 0 |
| 1989 | 29 | 0 |
| 1990 | 21 | 0 |
| 1991 | 29 | 0 |
| 1992 | 41 | 0 |
| 1993 | 38 | 0 |
| 1994 | 47 | 0 |
| 1995 | 47 | 0 |
| 1996 | 48 | 0 |
| 1997 | 42 | 0 |
| 1998 | 55 | 0 |
| 1999 | 53 | 0 |
| 2000 | 22 | 0 |
| 2001 | 24 | 13 |
| 2002 | 42 | 47 |
| 2003 | 52 | 91 |
| 2004 | 56 | 131 |
| 2005 | 46 | 141 |
| 2006 | 55 | 166 |
| 2007 | 54 | 160 |
| 2008 | 58 | 177 |
| 2009 | 65 | 196 |
| 2010 | 107 | 231 |
| 2011 | 120 | 248 |
| 2012 | 141 | 234 |
| 2013 | 150 | 233 |
| 2014 | 203 | 232 |
| 2015 | 193 | 223 |
| 2016 | 233 | 217 |
| 2017 | 241 | 290 |
| 2018 | 242 | 284 |
| 2019 | 272 | 261 |
| 2020 | 243 | 281 |
| 2021 | 213 | 279 |
| 2022 | 251 | 249 |
| 2023 | 211 | 309 |
| 2024 | 247 | 255 |
| 2025 | 256 | 250 |
| 2026 | 177 | 233 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47L 15/4214Water supply, recirculation or discharge arrangements1,223
- A47L 15/4251Details of the casing1,045
- A47L 15/50Racks871
- A47L 15/44Devices for adding cleaning agents740
- A47L 15/4278Nozzles428
- A47L 15/4202Water filter means or strainers415
- A47L 15/4293Arrangements for programme selection396
- A47L 15/48Drying arrangements391
All 23 subgroupsShow fewer
- A47L 15/4246Details of the tub368
- A47L 15/46Devices for the automatic control of the different phases of cleaning303
- A47L 15/4285Water-heater arrangements298
- A47L 15/4291Recovery arrangements214
- A47L 15/4297Arrangements for detecting or measuring the condition of the washing water175
- A47L 15/4236Arrangements to sterilize or disinfect dishes or washing liquids137
- A47L 15/4209Insulation arrangements130
- A47L 15/4244Water-level measuring or regulating arrangements124
- A47L 15/4295Arrangements for detecting or measuring the condition of the crockery or tableware124
- A47L 15/4287Temperature measuring or regulating arrangements115
- A47L 15/421Safety arrangements for preventing water damage92
- A47L 15/4234Steam generating arrangements91
- A47L 15/4229Water softening arrangements89
- A47L 15/4289Spray-pressure measuring or regulating arrangements67
- A47L 15/4276Arrangements to detect or remove bad smells or odours24
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Most cited
By later US patents
- Multiple wash zone dishwasher194US 7,594,513 B2Whirlpool Corporation · 2009
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Solid block chemical dispenser for cleaning systems168US 4,826,661 AEcolab Inc. · 1989
- Solid block chemical dispenser for cleaning systems156US 4,690,305 AEcolab Inc. · 1987
- Solid block detergent dispenser155US 4,426,362 AEconomics Laboratory, Inc. · 1984