A47L 9/127
Tube- or sleeve-shaped
Official title: {tube- or sleeve-shaped}
A47L9/127 (Tube- or sleeve-shaped) appears on 361 US grants and 488 published applications in this corpus.
Search patents in A47L- Granted patents
- 361
- Published applications
- 488
- Assignees
- 132
- Inventors
- 601
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 6 |
| 2002 | 9 | 9 |
| 2003 | 8 | 9 |
| 2004 | 7 | 21 |
| 2005 | 12 | 24 |
| 2006 | 13 | 8 |
| 2007 | 11 | 11 |
| 2008 | 11 | 3 |
| 2009 | 6 | 11 |
| 2010 | 9 | 16 |
| 2011 | 6 | 6 |
| 2012 | 6 | 7 |
| 2013 | 9 | 6 |
| 2014 | 5 | 11 |
| 2015 | 11 | 5 |
| 2016 | 8 | 9 |
| 2017 | 6 | 31 |
| 2018 | 11 | 26 |
| 2019 | 31 | 46 |
| 2020 | 36 | 39 |
| 2021 | 17 | 27 |
| 2022 | 35 | 24 |
| 2023 | 26 | 42 |
| 2024 | 18 | 36 |
| 2025 | 16 | 31 |
| 2026 | 9 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface cleaning apparatus8 Sep 2026US 12,727,731 B2Omachron Intellectual Property Inc.
- Evacuation station7 Jul 2026US 12,672,747 B2iRobot Corporation
- Handheld vacuum assembly for the capture and collection of insects9 Jun 2026US 12,648,554 B2
- Valve arrangement for an industrial dust extractor2 Jun 2026US 12,642,404 B2Husqvarna AB
- Vacuum cleaner and docking station for use with the same12 May 2026US 12,622,561 B2SharkNinja Operating LLC
- Hand carryable surface cleaning apparatus24 Sep 2026US 2026/0283417 A1Omachron Intellectual Property Inc.
- Vacuum device24 Sep 2026US 2026/0283419 A1Milwaukee Electric Tool Corporation
- Surface cleaning apparatus24 Sep 2026US 2026/0283435 A1Omachron Intellectual Property Inc.
- Cleaner27 Aug 2026US 2026/0248330 A1LG Electronics Inc.
- Vacuum cleaner27 Aug 2026US 2026/0248334 A1
Most cited
By later US patents
- Cyclonic back-pack vacuum cleaner370US 5,267,371 AIona Appliances Inc. · 1993
- Cleanable high efficiency filter media structure and applications for use231US 7,008,465 B2Donaldson Company, Inc. · 2006
- Dual filter wet/dry hand-held vacuum cleaner227US 6,434,785 B1Headwaters Research & Development, Inc. · 2002
- Upright vacuum cleaner with cyclonic air flow152US 6,070,291 ARoyal Appliance Mfg. Co. · 2000
- Cyclonic dirt separation module145US 7,247,181 B2BISSELL Homecare, Inc. · 2007