A47L 5/02
Structural features of suction cleaners: with user-driven air-pumps or compressors
Official title: with user-driven air-pumps or compressors
A47L5/02 (Structural features of suction cleaners: with user-driven air-pumps or compressors) appears on 27 US grants and 21 published applications in this corpus.
Search patents in A47L- Granted patents
- 27
- Published applications
- 21
- Assignees
- 13
- Inventors
- 53
- Latest grant
- 28 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 3 |
| 2016 | 2 | 2 |
| 2017 | 2 | 3 |
| 2018 | 3 | 4 |
| 2019 | 2 | 1 |
| 2020 | 3 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Dust removal system28 Jul 2020US 10,722,832 B1James Hardie Technology Limited
- Pump for removing fluids from floor coverings and related methods2 Jun 2020US 10,667,658 B2
- Vacuum cleaner26 May 2020US 10,660,495 B2Dyson Technology Limited
- Urban or industrial aspirator12 Nov 2019US 10,470,635 B2Glutton Cleaning Machines Division de Lange Christian sa
- Manufacturing byproduct collection systems and methods13 Aug 2019US 10,377,007 B2The Boeing Company
- Vacuum cleaner odor diffusion system19 Oct 2023US 2023/0329502 A1
- Handheld vacuum device having a hook12 Oct 2023US 2023/0320544 A1Black & Decker Inc.
- Handheld vacuum device having a hook16 Jun 2022US 2022/0183519 A1Stanley Black & Decker, Inc.
- Vacuum cleaner and travel control method thereof22 Aug 2019US 2019/0254490 A1Toshiba Lifestyle Products & Services Corporation
- Urban or Industrial Aspirator22 Feb 2018US 2018/0049614 A9Glutton Cleaning Machines Division de Lange Christian sa
Most cited
By later US patents
- Spring powered, portable, hand held suction and blower apparatus44US 4,175,352 A1979
- Vacuum cleaner33US 9,211,046 B2Dyson Technology Limited · 2015
- Air-floated apparatus26US 5,392,492 A1995
- Vacuum cleaner20US 9,788,697 B2Dyson Technology Limited · 2017
- Vacuum cleaner brush bearing assembly18US 4,914,777 AThe Scott Fetzer Company · 1990