D06F 39/00
Details of washing machines not specific to a single type of machines
Official title: Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 (control of washing machines D06F33/00, D06F34/00)
D06F39/00 (Details of washing machines not specific to a single type of machines) appears on 4,813 US grants and 5,898 published applications in this corpus.
Search patents in D06F- Granted patents
- 4,813
- Published applications
- 5,898
- Assignees
- 725
- Inventors
- 7,006
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 13 | 0 |
| 1978 | 29 | 0 |
| 1979 | 21 | 0 |
| 1980 | 16 | 0 |
| 1981 | 24 | 0 |
| 1982 | 16 | 0 |
| 1983 | 12 | 0 |
| 1984 | 21 | 0 |
| 1985 | 16 | 0 |
| 1986 | 18 | 0 |
| 1987 | 26 | 0 |
| 1988 | 18 | 0 |
| 1989 | 38 | 0 |
| 1990 | 35 | 0 |
| 1991 | 33 | 0 |
| 1992 | 23 | 0 |
| 1993 | 29 | 0 |
| 1994 | 31 | 0 |
| 1995 | 26 | 0 |
| 1996 | 37 | 0 |
| 1997 | 39 | 0 |
| 1998 | 54 | 0 |
| 1999 | 65 | 0 |
| 2000 | 42 | 0 |
| 2001 | 40 | 6 |
| 2002 | 44 | 40 |
| 2003 | 50 | 55 |
| 2004 | 28 | 130 |
| 2005 | 29 | 173 |
| 2006 | 32 | 127 |
| 2007 | 49 | 143 |
| 2008 | 62 | 177 |
| 2009 | 67 | 226 |
| 2010 | 90 | 182 |
| 2011 | 123 | 190 |
| 2012 | 128 | 203 |
| 2013 | 134 | 160 |
| 2014 | 128 | 191 |
| 2015 | 147 | 235 |
| 2016 | 172 | 221 |
| 2017 | 215 | 313 |
| 2018 | 209 | 377 |
| 2019 | 249 | 377 |
| 2020 | 308 | 417 |
| 2021 | 330 | 421 |
| 2022 | 344 | 347 |
| 2023 | 312 | 286 |
| 2024 | 342 | 316 |
| 2025 | 272 | 349 |
| 2026 | 201 | 236 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D06F 39/08Liquid supply or discharge arrangements1,791
- D06F 39/12Casings1,699
- D06F 39/02Devices for adding soap or other washing agents1,441
- D06F 39/10Filtering arrangements304
- D06F 39/04Heating arrangements265
- D06F 39/40Steam generating arrangements252
- D06F 39/20Arrangements for water recovery120
- D06F 39/001Arrangements for transporting, moving, or setting washing machines89
Recent patents
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- Washing machine and control method for washing machine29 Sep 2026US 12,747,530 B2Haier Smart Home Co., Ltd.
- Electrochemical cell8 Oct 2026US 2026/0308024 A1Imperial College Innovations Limited
- Washing machine8 Oct 2026US 2026/0308830 A1Samsung Electronics Co., Ltd.
- Washing machine with drying function1 Oct 2026US 2026/0297829 A1Samsung Electronics Co., Ltd.
- Clothes care apparatus1 Oct 2026US 2026/0297835 A1Samsung Electronics Co., Ltd.
- Clothing treatment apparatus1 Oct 2026US 2026/0297836 A1LG Electronics Inc.
Most cited
By later US patents
- Solid block chemical dispenser for cleaning systems168US 4,826,661 AEcolab Inc. · 1989
- Microprocessor controlled liquid chemical delivery system and method158US 5,014,211 ADiversey, Inc. · 1991
- Drum type washing machine and dryer147US 5,768,730 ASharp Kabushiki Kaisha · 1998
- Method and apparatus for dispensing solutions131US 4,845,965 AEcolab Inc. · 1989
- Branch tail piece110US 4,162,546 ACarrcraft Manufacturing Company · 1979