A46B 13/001
Cylindrical or annular brush bodies
Official title: {Cylindrical or annular brush bodies}
A46B13/001 (Cylindrical or annular brush bodies) appears on 796 US grants and 1,050 published applications in this corpus.
Search patents in A46B- Granted patents
- 796
- Published applications
- 1,050
- Assignees
- 424
- Inventors
- 1,720
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 12 | 0 |
| 1998 | 10 | 0 |
| 1999 | 17 | 0 |
| 2000 | 9 | 0 |
| 2001 | 18 | 5 |
| 2002 | 11 | 13 |
| 2003 | 16 | 10 |
| 2004 | 7 | 26 |
| 2005 | 7 | 21 |
| 2006 | 17 | 18 |
| 2007 | 15 | 18 |
| 2008 | 6 | 26 |
| 2009 | 6 | 26 |
| 2010 | 16 | 17 |
| 2011 | 21 | 23 |
| 2012 | 18 | 30 |
| 2013 | 19 | 41 |
| 2014 | 22 | 36 |
| 2015 | 32 | 30 |
| 2016 | 32 | 32 |
| 2017 | 40 | 51 |
| 2018 | 26 | 42 |
| 2019 | 32 | 50 |
| 2020 | 51 | 56 |
| 2021 | 54 | 83 |
| 2022 | 45 | 69 |
| 2023 | 53 | 82 |
| 2024 | 49 | 81 |
| 2025 | 59 | 81 |
| 2026 | 41 | 83 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cleaning apparatus6 Oct 2026US 12,751,596 B2Suzhou Eup Electric Co. Ltd.
- Anti-tangle roller brush, roller brush mechanism and sweeping robot15 Sep 2026US 12,733,785 B2Linksmart Technology (Zhongshan) Co., Ltd.
- Method for controlling cleaning device and cleaning device15 Sep 2026US 12,735,911 B2Xingmai Innovation Technology (Suzhou) Co., Ltd.
- Head for an oral care implement and oral care implement8 Sep 2026US 12,727,662 B2The Procter & Gamble Company
- Control method for robotic pool cleaner and robotic pool cleaner1 Sep 2026US 12,724,427 B2Wavefuture Robotics Technology (Suzhou) Co., Ltd.
- Spigot mounted paintbrush cleaner8 Oct 2026US 2026/0305811 A1
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Brush assembly for rotary brush tool and method of using same1 Oct 2026US 2026/0294089 A1
- Roller Brush and Cleaning Device1 Oct 2026US 2026/0294090 A1Shenzhen Chenbei Technology Co., Ltd.
- Autonomous Vacuum Sweeping System Having a Brush Roller with Buffer Zone1 Oct 2026US 2026/0294091 A1Matic Robots, Inc.
Most cited
By later US patents
- Robotic vacuum cleaner206US 7,079,923 B2F Robotics Acquisitions Ltd. · 2006
- Robotic vacuum cleaner195US 7,167,775 B2F Robotics Acquisitions Ltd. · 2007
- Robotic vacuum cleaner174US 7,444,206 B2F Robotics Acquisitions Ltd. · 2008
- Sweeping machine146US 6,324,714 B1Alfred Kaercher GmbH & Co. KG · 2001
- Remote-controlled mobile cleaning apparatus for removal and collection of high radioactive waste debris in hot-cell139US 6,625,843 B2Korea Atomic Energy Research Institute · 2003