A47L 15/242
In a closed loop
Official title: {in a closed loop}
A47L15/242 (In a closed loop) appears on 12 US grants and 11 published applications in this corpus.
Search patents in A47L- Granted patents
- 12
- Published applications
- 11
- Assignees
- 8
- Inventors
- 41
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dishwashing apparatus and method9 Jul 2024US 12,029,371 B2
- Cleaning system and method for cleaning articles to be cleaned26 Dec 2023US 11,849,897 B2MEIKO Maschinenbau GmbH & Co. KG
- Ergonomic intelligent dishwasher2 Aug 2022US 11,399,693 B2
- Dishwashing conveyance system and method8 Sep 2020US 10,766,717 B2Dishcraft Robotics, Inc.
- Tableware sterilizing and drying apparatus29 Apr 2014US 8,707,576 B2Yang Yih Machinery Co., Ltd.
- Rotating rack retrofit kit8 Jan 2026US 2026/0007300 A1Whirlpool Corporation
- Dishwasher with a rotating rack and two separated washing chamber and rinse chamber operating at same time21 Dec 2023US 2023/0404361 A1
- Dishwasher with rotating rack and two separated washing chamber and rinse chamber operating at same time11 May 2023US 2023/0142502 A1
- Cleaning system and method for cleaning articles to be cleaned3 Nov 2022US 2022/0346623 A1MEIKO Maschinenbau GmbH & Co. KG
- Dishwashing apparatus and method19 May 2022US 2022/0151455 A1
Most cited
By later US patents
- Glass washer and conditioner16US 3,942,545 A1976
- Glass washer with rotary carrier15US 4,832,064 APerlick Corporation · 1989
- Device for cleaning utensils and removable chamber into which the utensils are disposed8US 5,875,800 A1999
- Glass washing machine7US 4,420,003 ATCA, Inc. · 1983
- Dishwashing conveyance system and method2US 10,766,717 B2Dishcraft Robotics, Inc. · 2020