A47L 9/149
Emptying means
Official title: {Emptying means; Reusable bags}
A47L9/149 (Emptying means) appears on 224 US grants and 374 published applications in this corpus.
Search patents in A47L- Granted patents
- 224
- Published applications
- 374
- Assignees
- 92
- Inventors
- 598
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 0 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 4 | 3 |
| 2016 | 2 | 8 |
| 2017 | 6 | 11 |
| 2018 | 7 | 22 |
| 2019 | 15 | 10 |
| 2020 | 17 | 38 |
| 2021 | 19 | 35 |
| 2022 | 27 | 36 |
| 2023 | 18 | 47 |
| 2024 | 34 | 49 |
| 2025 | 28 | 40 |
| 2026 | 23 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Debris bin6 Oct 2026US 12,751,589 B2Shenzhen Silver Star Intelligent Group Co., Ltd.
- Pad washing dock for mobile cleaning robots29 Sep 2026US 12,745,889 B2iRobot Corporation
- SLAM robot and a paired application thereof15 Sep 2026US 12,736,962 B1AI Incorporated
- Pad cleaning system for robotic vacuum cleaners25 Aug 2026US 12,714,275 B2iRobot Corporation
- Vacuum cleaning device4 Aug 2026US 12,697,005 B2Black & Decker Inc.
- Waste tape recovery device8 Oct 2026US 2026/0305894 A1Fuji Corporation
- Dust Collection Station for Vacuum Cleaner and Cleaning System Thereof1 Oct 2026US 2026/0294187 A1Shenzhen Chenbei Technology Co., Ltd.
- Cleaning Device and Dust Collecting Method1 Oct 2026US 2026/0294188 A1Shenzhen Chenbei Technology Co., Ltd.
- 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
- Evacuation station98US 9,462,920 B1iRobot Corporation · 2016
- Stick type vacuum cleaner with a dirt cup secured by a finger-operated latch80US 5,107,567 AWhite Consolidated Industries, Inc. · 1992
- Vacuum cleaner with above-floor cleaning tool72US 6,317,920 B1Royal Appliance Mfg. Co. · 2001
- Vacuum cleaner bag with electrostatically charged meltblown layer61US 5,306,534 AHome Care Industries, Inc. · 1994
- Vacuum cleaner usable with cyclone and pocket-type dust collectors51US 6,948,212 B2Samsung Gwangju Electronics Co., Ltd. · 2005