A47L 11/4016
Specially adapted for collecting fluids
Official title: {specially adapted for collecting fluids}
A47L11/4016 (Specially adapted for collecting fluids) appears on 725 US grants and 846 published applications in this corpus.
Search patents in A47L- Granted patents
- 725
- Published applications
- 846
- Assignees
- 245
- Inventors
- 1,341
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 12 | 0 |
| 1990 | 10 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 20 | 0 |
| 2001 | 13 | 5 |
| 2002 | 12 | 11 |
| 2003 | 9 | 9 |
| 2004 | 6 | 4 |
| 2005 | 3 | 6 |
| 2006 | 4 | 16 |
| 2007 | 4 | 11 |
| 2008 | 7 | 15 |
| 2009 | 5 | 16 |
| 2010 | 14 | 8 |
| 2011 | 11 | 5 |
| 2012 | 8 | 18 |
| 2013 | 19 | 14 |
| 2014 | 11 | 15 |
| 2015 | 12 | 16 |
| 2016 | 14 | 23 |
| 2017 | 16 | 29 |
| 2018 | 18 | 33 |
| 2019 | 30 | 62 |
| 2020 | 37 | 52 |
| 2021 | 56 | 86 |
| 2022 | 49 | 73 |
| 2023 | 68 | 77 |
| 2024 | 60 | 96 |
| 2025 | 41 | 79 |
| 2026 | 30 | 67 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hair cutting assembly and cleaning apparatus6 Oct 2026US 12,751,588 B2Jiangsu Midea Cleaning Appliances Co., Ltd.
- Cleaning apparatus6 Oct 2026US 12,751,596 B2Suzhou Eup Electric Co. Ltd.
- Cleaning apparatus29 Sep 2026US 12,745,885 B2Beijing Roborock Technology Co., Ltd.
- Air/liquid separation system for an extraction cleaner29 Sep 2026US 12,745,887 B2BISSELL Inc.
- Recovery tank22 Sep 2026US 12,740,683 B2SharkNinja Operating LLC
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Extraction cleaner8 Oct 2026US 2026/0305903 A1BISSELL Inc.
- Floor cleaner with a low power mode1 Oct 2026US 2026/0294193 A1Techtronic Floor Care Technology Limited
- Cleaning device with an adjustable squeegee assembly24 Sep 2026US 2026/0283432 A1Wensch Holding B.V.
- Surface cleaning apparatus24 Sep 2026US 2026/0283435 A1Omachron Intellectual Property Inc.
Most cited
By later US patents
- Mobile work robot system511US 5,959,423 AMinolta Co., Ltd. · 1999
- Autonomous surface cleaning robot for wet and dry cleaning295US 7,761,954 B2iRobot Corporation · 2010
- Autonomous surface cleaning robot for wet and dry cleaning257US 7,389,156 B2iRobot Corporation · 2008
- Robotic extraction cleaner with dusting pad225US 7,320,149 B1BISSELL Homecare, Inc. · 2008
- Combined sweeper and scrubber224US 5,093,955 ATennant Company · 1992