A47L 2201/024
Emptying dust or waste liquid containers
A47L2201/024 (Emptying dust or waste liquid containers) appears on 263 US grants and 464 published applications in this corpus.
Search patents in A47L- Granted patents
- 263
- Published applications
- 464
- Assignees
- 82
- Inventors
- 656
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 4 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 10 |
| 2013 | 3 | 5 |
| 2014 | 3 | 4 |
| 2015 | 6 | 2 |
| 2016 | 5 | 7 |
| 2017 | 3 | 7 |
| 2018 | 11 | 15 |
| 2019 | 10 | 22 |
| 2020 | 14 | 47 |
| 2021 | 13 | 29 |
| 2022 | 37 | 46 |
| 2023 | 36 | 64 |
| 2024 | 45 | 71 |
| 2025 | 33 | 63 |
| 2026 | 32 | 57 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pad washing dock for mobile cleaning robots29 Sep 2026US 12,745,889 B2iRobot Corporation
- Cleaner system22 Sep 2026US 12,740,681 B2LG Electronics Inc.
- SLAM robot and a paired application thereof15 Sep 2026US 12,736,962 B1AI Incorporated
- Mobile robot, docking station, and robot system including same15 Sep 2026US 12,736,986 B2LG Electronics Inc.
- Control of evacuation stations8 Sep 2026US 12,727,729 B2iRobot Corporation
- Method for constructing a map while performing work8 Oct 2026US 2026/0305899 A1Bobsweep USA
- 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.
- Home appliance robotic system, a tandem of a robotic parking station and a roaming device1 Oct 2026US 2026/0299604 A1AI Incorporated
- Evacuation station for a mobile floor cleaning24 Sep 2026US 2026/0283422 A1Omachron Intellectual Property Inc.
Most cited
By later US patents
- Mobile robots and their control system518US 6,532,404 B22003
- Mobile work robot system511US 5,959,423 AMinolta Co., Ltd. · 1999
- Automatic machine and device for floor dusting439US 5,787,545 A1998
- Controlled self operated vacuum cleaning system242US 6,327,741 B12001
- Controlled self operated vacuum cleaning system235US 6,076,226 A2000