A47L 13/52
Dust pans
Official title: Dust pans; Crumb trays
A47L13/52 (Dust pans) appears on 181 US grants and 148 published applications in this corpus.
Search patents in A47L- Granted patents
- 181
- Published applications
- 148
- Assignees
- 72
- Inventors
- 334
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 6 |
| 2004 | 4 | 5 |
| 2005 | 6 | 6 |
| 2006 | 1 | 2 |
| 2007 | 1 | 6 |
| 2008 | 2 | 2 |
| 2009 | 3 | 4 |
| 2010 | 5 | 4 |
| 2011 | 3 | 4 |
| 2012 | 4 | 4 |
| 2013 | 2 | 7 |
| 2014 | 8 | 10 |
| 2015 | 4 | 7 |
| 2016 | 11 | 10 |
| 2017 | 5 | 5 |
| 2018 | 4 | 11 |
| 2019 | 7 | 9 |
| 2020 | 5 | 2 |
| 2021 | 6 | 7 |
| 2022 | 4 | 10 |
| 2023 | 2 | 8 |
| 2024 | 7 | 7 |
| 2025 | 11 | 7 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Debris collection apparatus with mechanical residue suction16 Jul 2026US 2026/0198747 A1
- Wall debris collection device19 Feb 2026US 2026/0047740 A1
- Vertically Attachable Dustpan9 Oct 2025US 2025/0311909 A1
- Trailer Dustpan21 Aug 2025US 2025/0261819 A1
- Dustpan apparatus integrated with vacuum assembly3 Jul 2025US 2025/0213085 A1
Most cited
By later US patents