A47L 11/36
Machines for beating upholstery
A47L11/36 (Machines for beating upholstery) appears on 6 US grants and 4 published applications in this corpus.
Search patents in A47L- Granted patents
- 6
- Published applications
- 4
- Assignees
- 2
- Inventors
- 14
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vehicle floor mat vacuum machine23 May 2023US 11,653,801 B2
- Process and a device to clean substrates13 Sep 2011US 8,016,949 B2Conopco, Inc.
- Automatic machines for cleaning outer wall of a high-rise building9 Jan 2001US 6,170,109 B2
- Vacuum cleaning system16 Feb 1999US 5,870,797 A
- Cleaning trolley30 Oct 1984US 4,479,282 A
- Vehicle floor mat vacuum machine9 Dec 2021US 2021/0378466 A1
- Cleaning apparatus and method for cleaning a surface26 Jul 2018US 2018/0208307 A1Gebaeudereinigung Lissowski GmbH
- Process and a device to clean substrates9 Dec 2010US 2010/0307541 A1Conopco, Inc.
- Dryer for floor mats5 Mar 2009US 2009/0056053 A1
Most cited
By later US patents
- Automatic machines for cleaning outer wall of a high-rise building17US 6,170,109 B22001
- Vacuum cleaning system16US 5,870,797 A1999
- Cleaning apparatus for carpets, upholstery and the like13US 4,096,601 A1978
- Cleaning trolley4US 4,479,282 A1984
- Process and a device to clean substrates4US 8,016,949 B2Conopco, Inc. · 2011