A47L 15/0021
Regulation of operational steps within the washing processes
Official title: {Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery}
A47L15/0021 (Regulation of operational steps within the washing processes) appears on 441 US grants and 607 published applications in this corpus.
Search patents in A47L- Granted patents
- 441
- Published applications
- 607
- Assignees
- 123
- Inventors
- 951
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 3 |
| 2004 | 2 | 8 |
| 2005 | 3 | 8 |
| 2006 | 2 | 9 |
| 2007 | 1 | 9 |
| 2008 | 3 | 15 |
| 2009 | 2 | 15 |
| 2010 | 10 | 13 |
| 2011 | 5 | 26 |
| 2012 | 9 | 36 |
| 2013 | 16 | 25 |
| 2014 | 19 | 23 |
| 2015 | 22 | 15 |
| 2016 | 19 | 26 |
| 2017 | 22 | 35 |
| 2018 | 27 | 28 |
| 2019 | 24 | 24 |
| 2020 | 16 | 37 |
| 2021 | 26 | 44 |
| 2022 | 40 | 42 |
| 2023 | 29 | 57 |
| 2024 | 39 | 39 |
| 2025 | 36 | 42 |
| 2026 | 21 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47L 15/0028Washing phases120
- A47L 15/0034Drying phases, including dripping-off phases95
- A47L 15/0023Water filling73
- A47L 15/0031Water discharge phases68
- A47L 15/0026Rinsing phases67
- A47L 15/0036Steam or sterilizing phases32
- A47L 15/0039Filter cleaning phases22
- A47L 15/0042Desorption phases of reversibly dehydrogenated drying material15
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Most cited
By later US patents
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