A47L 15/0078
With a plurality of fluid recirculation arrangements
Official title: {with a plurality of fluid recirculation arrangements, e.g. with separated washing liquid and rinsing liquid recirculation circuits}
A47L15/0078 (With a plurality of fluid recirculation arrangements) appears on 72 US grants and 87 published applications in this corpus.
Search patents in A47L- Granted patents
- 72
- Published applications
- 87
- Assignees
- 19
- Inventors
- 157
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 5 |
| 2009 | 0 | 6 |
| 2010 | 2 | 2 |
| 2011 | 3 | 4 |
| 2012 | 1 | 1 |
| 2013 | 1 | 5 |
| 2014 | 1 | 3 |
| 2015 | 0 | 2 |
| 2016 | 7 | 9 |
| 2017 | 2 | 10 |
| 2018 | 2 | 8 |
| 2019 | 14 | 5 |
| 2020 | 7 | 5 |
| 2021 | 6 | 5 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 5 | 5 |
| 2025 | 0 | 1 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dishwasher with heat recovery apparatus12 May 2026US 12,622,567 B2Illinois Tool Works Inc.
- Dishwasher with dirt discharge system7 Apr 2026US 12,593,953 B2Illinois Tool Works Inc.
- Soaker sinks and fluid distribution assemblies13 Jan 2026US 12,520,984 B2Champion Industries, Inc.
- Reusable drinking straw washing apparatus20 Aug 2024US 12,064,076 B2
- Soaker sinks and fluid distribution assemblies11 Jun 2024US 12,004,697 B2Champion Industries, Inc.
- Direct chemistry spray application in warewash2 Jul 2026US 2026/0182810 A1Ecolab USA Inc.
- Dishwasher with washing system and cleaning opening7 May 2026US 2026/0123814 A1Illinois Tool Works Inc.
- Dishwasher with a tank cleaning system23 Apr 2026US 2026/0108129 A1Illinois Tool Works Inc.
- Systems and methods for dishmachine automatic prescrapping16 Apr 2026US 2026/0102040 A1Ecolab USA Inc.
- Dish machine with enhanced energy efficiency2 Oct 2025US 2025/0302272 A1Ecolab USA Inc.
Most cited
By later US patents
- Multi-function warewashing machine101US 5,131,419 A1992
- Dish washing machine having interchangeable top and bottom spray arms58US 5,725,002 ATCA, Inc. · 1998
- Door type dishwasher33US 3,949,772 AGeneral Electric Company · 1976
- Low temperature washing and chemical sanitizing of foodware31US 4,277,290 AAmerican Sterilizer Company · 1981
- Low energy, low water consumption warewasher and method31US 4,810,306 AThe Stero Company · 1989