B07B 1/52
With brushes or scrapers
Official title: with brushes or scrapers
B07B1/52 (With brushes or scrapers) appears on 113 US grants and 76 published applications in this corpus.
Search patents in B07B- Granted patents
- 113
- Published applications
- 76
- Assignees
- 78
- Inventors
- 183
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 0 | 3 |
| 2008 | 2 | 4 |
| 2009 | 2 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 3 | 3 |
| 2014 | 3 | 2 |
| 2015 | 3 | 4 |
| 2016 | 1 | 5 |
| 2017 | 2 | 8 |
| 2018 | 4 | 9 |
| 2019 | 8 | 5 |
| 2020 | 5 | 7 |
| 2021 | 6 | 1 |
| 2022 | 3 | 2 |
| 2023 | 2 | 3 |
| 2024 | 2 | 2 |
| 2025 | 4 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Scrap collection device24 Feb 2026US 12,558,709 B2Kioxia Corporation
- Device for retaining and removing filaments of plastic material10 Feb 2026US 12,544,793 B2Syncro S.R.L.
- Rotor with forward-swept struts for pressure screen cylinders14 Oct 2025US 12,440,870 B2Kadant Black Clawson LLC
- Cross vented residue disposal system for an enclosed combine body29 Apr 2025US 12,284,948 B2Deere & Company
- Sifter22 Apr 2025US 12,280,400 B2Stainless Equipment and Parts LLC
- Dispositif de collecte de particules solides contenues dans une soupe de matires organiques7 May 2026US 2026/0124645 A1Green Creative Ltd.
- Rotor with forward-swept struts for pressure screen cylinders15 Jan 2026US 2026/0014591 A1Kadant Black Clawson LLC
- Flour sifting device23 Oct 2025US 2025/0326005 A1Franke Technology and Trademark Ltd
- Trommel with elongated slots for plastics separation2 Oct 2025US 2025/0303448 A1
- Device for retaining and removing filaments of plastic material6 Mar 2025US 2025/0073754 A1Syncro S.R.L.
Most cited
By later US patents
- Rotary drum type device for separating solid particles from a liquid59US 5,618,424 ANagaoka International Corporation · 1997
- Gumbo separator50US 5,921,399 ADerrick Corporation · 1999
- Screening machine41US 4,896,835 A1990
- Continuous cut slotted screen basket27US 5,513,757 ASulzer Papertec Mansfield Inc. · 1996
- Process and device for sifting, sorting, screening, filtering or sizing substances27US 5,653,346 ATelsonic AG · 1997