A47L 9/183
Spray cleaning
Official title: {Spray cleaning}
A47L9/183 (Spray cleaning) appears on 20 US grants and 22 published applications in this corpus.
Search patents in A47L- Granted patents
- 20
- Published applications
- 22
- Assignees
- 18
- Inventors
- 47
- Latest grant
- 26 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 6 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 3 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Vacuum cleaner26 Sep 2023US 11,766,158 B2BISSELL Inc.
- Filter system and a vacuum cleaner incorporating a filter system24 Jan 2023US 11,559,180 B2Beacon Group (International) Limited
- Vacuum cleaner10 Nov 2020US 10,827,892 B2BISSELL Inc.
- Suction cleaner13 Oct 2015US 9,155,437 B2Techtronic Floor Care Technology Limited
- Wet-separation type dust collector for vacuum26 May 2015US 9,039,820 B2Samsung Electronics Co., Ltd.
- Filter and cleaning method6 Apr 2023US 2023/0108192 A1Robert Thomas Metall- und Elektrowerke
- Bathing device and method thereof17 Feb 2022US 2022/0047127 A1
- A filter system and a vacuum cleaner incorporating a filter system28 Oct 2021US 2021/0330158 A1Beacon Group (International) Limited
- Vacuum cleaner18 Feb 2021US 2021/0045603 A1BISSELL Inc.
- Vacuum cleaner14 Mar 2019US 2019/0075989 A1BISSELL Homecare, Inc.
Most cited
By later US patents