A47L 9/0405
Driving means for the brushes or agitators
Official title: {Driving means for the brushes or agitators}
A47L9/0405 (Driving means for the brushes or agitators) appears on 698 US grants and 864 published applications in this corpus.
Search patents in A47L- Granted patents
- 698
- Published applications
- 864
- Assignees
- 201
- Inventors
- 1,367
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 7 |
| 2002 | 6 | 14 |
| 2003 | 8 | 15 |
| 2004 | 14 | 23 |
| 2005 | 10 | 29 |
| 2006 | 7 | 27 |
| 2007 | 15 | 9 |
| 2008 | 11 | 21 |
| 2009 | 8 | 15 |
| 2010 | 15 | 20 |
| 2011 | 7 | 21 |
| 2012 | 7 | 19 |
| 2013 | 27 | 26 |
| 2014 | 26 | 19 |
| 2015 | 21 | 28 |
| 2016 | 18 | 36 |
| 2017 | 34 | 58 |
| 2018 | 29 | 50 |
| 2019 | 41 | 39 |
| 2020 | 41 | 41 |
| 2021 | 41 | 70 |
| 2022 | 35 | 52 |
| 2023 | 49 | 67 |
| 2024 | 49 | 64 |
| 2025 | 38 | 47 |
| 2026 | 28 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vacuum cleaner and method for controlling the same15 Sep 2026US 12,733,782 B2Samsung Electronics Co., Ltd.
- Method for identifying brush type, cleaning device and storage medium15 Sep 2026US 12,733,783 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Cordless vacuum cleaner including plurality of batteries and method for controlling same8 Sep 2026US 12,727,726 B2Samsung Electronics Co., Ltd.
- Dust collecting device and an electric vacuum cleaner with it1 Sep 2026US 12,721,488 B2Nippon Seal (H.K.) Co., Ltd.
- Convertible surface cleaning apparatus25 Aug 2026US 12,714,271 B2BISSELL Inc.
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Floor cleaner with a low power mode1 Oct 2026US 2026/0294193 A1Techtronic Floor Care Technology Limited
- Nozzle for a surface treatment apparatus and a surface treatment apparatus having the same3 Sep 2026US 2026/0256331 A1SharkNinja Operating LLC
- Vacuum cleaner with removable agitator assembly27 Aug 2026US 2026/0248332 A1BISSELL Inc.
- Surface treatment apparatus rotational speed indicator user interface27 Aug 2026US 2026/0248336 A1SharkNinja Operating LLC
Most cited
By later US patents
- Autonomous floor-cleaning robot453US 6,883,201 B2iRobot Corporation · 2005
- Autonomous floor cleaning robot349US 7,636,982 B2iRobot Corporation · 2009
- Autonomous floor-cleaning robot331US 7,571,511 B2iRobot Corporation · 2009
- Autonomous floor cleaning robot322US 7,448,113 B2iRobert Corporation · 2008
- Autonomous surface cleaning apparatus281US 5,940,927 AAktiebolaget Electrolux · 1999