A47L 9/2873
Docking units or charging stations
Official title: {Docking units or charging stations (for autonomous or robotic vacuum cleaners A47L2201/02)}
A47L9/2873 (Docking units or charging stations) appears on 495 US grants and 748 published applications in this corpus.
Search patents in A47L- Granted patents
- 495
- Published applications
- 748
- Assignees
- 162
- Inventors
- 1,154
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 6 |
| 2003 | 2 | 3 |
| 2004 | 3 | 6 |
| 2005 | 3 | 9 |
| 2006 | 1 | 1 |
| 2007 | 3 | 11 |
| 2008 | 5 | 15 |
| 2009 | 3 | 7 |
| 2010 | 5 | 2 |
| 2011 | 5 | 9 |
| 2012 | 3 | 8 |
| 2013 | 7 | 4 |
| 2014 | 10 | 10 |
| 2015 | 6 | 11 |
| 2016 | 11 | 12 |
| 2017 | 12 | 58 |
| 2018 | 21 | 41 |
| 2019 | 44 | 29 |
| 2020 | 45 | 81 |
| 2021 | 35 | 69 |
| 2022 | 58 | 52 |
| 2023 | 40 | 93 |
| 2024 | 63 | 78 |
| 2025 | 53 | 75 |
| 2026 | 42 | 58 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Cleaner system22 Sep 2026US 12,740,681 B2LG Electronics Inc.
- Cordless vacuum cleaner adopting overheating protection method15 Sep 2026US 12,733,784 B2Samsung Electronics Co., Ltd.
- 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
- Air treatment apparatus1 Oct 2026US 2026/0295605 A1Omachron Intellectual Property Inc.
- Stick vacuum cleaner system24 Sep 2026US 2026/0283418 A1Aktiebolaget Electrolux
- Cleaner station, cleaner system, and control method therefor24 Sep 2026US 2026/0283420 A1LG Electronics Inc.
Most cited
By later US patents
- 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
- Autonomous surface cleaning robot for wet and dry cleaning295US 7,761,954 B2iRobot Corporation · 2010
- Robot cleaner, system thereof and method for controlling same282US 6,841,963 B2Samsung Gwangju Electronics Co., Ltd. · 2005