A63H 33/305
Vacuum-cleaners
Official title: {Vacuum-cleaners}
A63H33/305 (Vacuum-cleaners) appears on 5 US grants and 3 published applications in this corpus.
Search patents in A63H- Granted patents
- 5
- Published applications
- 3
- Assignees
- 6
- Inventors
- 6
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vacuum24 Sep 2024US 12,096,907 B2Pickup Bricks LLC
- Vacuum cleaner with suction head with locking means of pivotal movement about axis of rotation27 Oct 2009US 7,607,196 B2Dyson Technology Limited
- Toy vacuum cleaner6 Jul 1999US 5,919,078 ACassidy Brothers PLC
- Toy device for picking up objects from a plane face3 Jan 1995US 5,378,191 AInterlego A.G.
- Self-propelled cleaning device with wireless remote-control22 Dec 1981US 4,306,329 ANintendo Co., Ltd.
Most cited
By later US patents
- Self-propelled cleaning device with wireless remote-control304US 4,306,329 ANintendo Co., Ltd. · 1981
- Vacuum cleaner with suction head with locking means of pivotal movement about axis of rotation29US 7,607,196 B2Dyson Technology Limited · 2009
- Toy device for picking up objects from a plane face18US 5,378,191 AInterlego A.G. · 1995
- Toy vacuum cleaner16US 5,919,078 ACassidy Brothers PLC · 1999