A47L 7/00
Suction cleaners adapted for additional purposes
Official title: Suction cleaners adapted for additional purposes (suction devices for removing ash F23J1/02); Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L7/00 (Suction cleaners adapted for additional purposes) appears on 1,681 US grants and 1,913 published applications in this corpus.
Search patents in A47L- Granted patents
- 1,681
- Published applications
- 1,913
- Assignees
- 541
- Inventors
- 2,984
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 8 | 0 |
| 1980 | 13 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 22 | 0 |
| 1990 | 17 | 0 |
| 1991 | 14 | 0 |
| 1992 | 14 | 0 |
| 1993 | 24 | 0 |
| 1994 | 14 | 0 |
| 1995 | 18 | 0 |
| 1996 | 17 | 0 |
| 1997 | 13 | 0 |
| 1998 | 20 | 0 |
| 1999 | 30 | 0 |
| 2000 | 37 | 0 |
| 2001 | 31 | 13 |
| 2002 | 36 | 26 |
| 2003 | 33 | 22 |
| 2004 | 18 | 37 |
| 2005 | 15 | 44 |
| 2006 | 16 | 44 |
| 2007 | 25 | 42 |
| 2008 | 23 | 46 |
| 2009 | 23 | 33 |
| 2010 | 29 | 40 |
| 2011 | 22 | 35 |
| 2012 | 17 | 43 |
| 2013 | 35 | 44 |
| 2014 | 43 | 53 |
| 2015 | 46 | 61 |
| 2016 | 45 | 61 |
| 2017 | 50 | 104 |
| 2018 | 70 | 99 |
| 2019 | 76 | 133 |
| 2020 | 100 | 122 |
| 2021 | 94 | 136 |
| 2022 | 95 | 136 |
| 2023 | 107 | 168 |
| 2024 | 131 | 157 |
| 2025 | 102 | 114 |
| 2026 | 64 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47L 7/0004Suction cleaners adapted to take up liquids916
- A47L 7/0095Suction cleaners or attachments adapted to collect dust or waste from power162
- A47L 7/0085Suction cleaners adapted for additional purposes: adapted for special purposes not related130
- A47L 7/04Suction cleaners adapted for additional purposes: for using the exhaust air for115
- A47L 7/009Details of suction cleaner tools for additional purposes107
- A47L 7/02Suction cleaners adapted for additional purposes: with driven tools for special purposes90
- A47L 7/0066Suction cleaners adapted for additional purposes: adapted for removing nail dust, hair76
- A47L 7/0047Furniture or stationary devices with suction openings67
All 14 subgroupsShow fewer
- A47L 7/0076Suction cleaners adapted for additional purposes: adapted for vehicle cleaning54
- A47L 7/0071Suction cleaners adapted for additional purposes: with containers for ash, soot, contaminant43
- A47L 7/0061Suction cleaners adapted for additional purposes: adapted for disinfecting or sterilising32
- A47L 7/0052Containers for cleaning articles by suction16
- A47L 7/0057Suction cleaners adapted for cleaning of brushes16
- A47L 7/008Suction cleaners adapted for additional purposes: adapted for mattresses or the like12
Recent patents
- Extraction cleaner with cleaning and debris separation29 Sep 2026US 12,745,888 B1SharkNinja Operating LLC
- Cleaner head for a cleaning appliance22 Sep 2026US 12,740,677 B2Techtronic Floor Care Technology Limited
- Airbrush vacuum kit22 Sep 2026US 12,740,679 B2
- Recovery tank22 Sep 2026US 12,740,683 B2SharkNinja Operating LLC
- Surface cleaning apparatus8 Sep 2026US 12,727,731 B2Omachron Intellectual Property Inc.
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Cleaner assembly with attachable ozone dispenser8 Oct 2026US 2026/0306686 A1O3Waterworks, LLC
- Autonomous Vacuum Sweeping System Having a Brush Roller with Buffer Zone1 Oct 2026US 2026/0294091 A1Matic Robots, Inc.
- Scented vacuum filter pad1 Oct 2026US 2026/0294185 A1
- Vacuum tools1 Oct 2026US 2026/0294186 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Air flow-producing device, such as a vacuum cleaner or a blower1,158US 7,712,182 B2Milwaukee Electric Tool Corporation · 2010
- Autonomous floor-cleaning robot453US 6,883,201 B2iRobot Corporation · 2005
- Autonomous floor cleaning robot349US 7,636,982 B2iRobot Corporation · 2009
- Autonomous floor-cleaning robot331US 7,571,511 B2iRobot Corporation · 2009
- Autonomous floor cleaning robot322US 7,448,113 B2iRobert Corporation · 2008