A47L 9/2868
Arrangements for power supply of vacuum cleaners or the accessories thereof
Official title: {Arrangements for power supply of vacuum cleaners or the accessories thereof}
A47L9/2868 (Arrangements for power supply of vacuum cleaners or the accessories thereof) appears on 1,226 US grants and 1,767 published applications in this corpus.
Search patents in A47L- Granted patents
- 1,226
- Published applications
- 1,767
- Assignees
- 303
- Inventors
- 2,212
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 12 |
| 2003 | 9 | 6 |
| 2004 | 6 | 15 |
| 2005 | 6 | 20 |
| 2006 | 3 | 8 |
| 2007 | 7 | 25 |
| 2008 | 13 | 27 |
| 2009 | 8 | 19 |
| 2010 | 10 | 24 |
| 2011 | 12 | 25 |
| 2012 | 12 | 28 |
| 2013 | 32 | 25 |
| 2014 | 27 | 23 |
| 2015 | 21 | 27 |
| 2016 | 24 | 39 |
| 2017 | 26 | 130 |
| 2018 | 48 | 119 |
| 2019 | 115 | 138 |
| 2020 | 121 | 176 |
| 2021 | 107 | 154 |
| 2022 | 127 | 136 |
| 2023 | 117 | 173 |
| 2024 | 138 | 168 |
| 2025 | 103 | 141 |
| 2026 | 74 | 109 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vacuum cleaner system notifying state of dust collection part and operating method of vacuum cleaner system6 Oct 2026US 12,751,592 B2Samsung Electronics Co., Ltd.
- Dust collection bin and cleaning apparatus comprising same29 Sep 2026US 12,745,883 B2Samsung Electronics Co., Ltd.
- Pad washing dock for mobile cleaning robots29 Sep 2026US 12,745,889 B2iRobot Corporation
- Motorized suction head with steam dispensing device22 Sep 2026US 12,740,678 B2New Ermes Europe S.p.A.
- Cleaner system22 Sep 2026US 12,740,681 B2LG Electronics Inc.
- Surface cleaning apparatus and docking station usable therewith8 Oct 2026US 2026/0305893 A1Omachron Intellectual Property Inc.
- Stationary service appliance for a poly functional roaming device8 Oct 2026US 2026/0310224 A1AI Incorporated
- Surface cleaning apparatus1 Oct 2026US 2026/0294189 A1Omachron Intellectual Property Inc.
- Floor cleaner with a low power mode1 Oct 2026US 2026/0294193 A1Techtronic Floor Care Technology Limited
- System and method for controlling a motor at a constant rotations per minute (rpm)1 Oct 2026US 2026/0294194 A1Techtronic Floor Care Technology Limited
Most cited
By later US patents
- Electric tool powered by a plurality of battery packs and adapter therefor1,253US 8,813,866 B2Makita Corporation · 2014
- Air flow-producing device, such as a vacuum cleaner or a blower1,158US 7,712,182 B2Milwaukee Electric Tool Corporation · 2010
- Automatic machine and device for floor dusting439US 5,787,545 A1998
- Autonomous robot auto-docking and energy management systems and methods436US 7,332,890 B2iRobot Corporation · 2008
- Docking system for a self-propelled working tool360US 6,525,509 B1Aktiebolaget Electrolux · 2003