B02C 13/284
Built-in screens
B02C13/284 (Built-in screens) appears on 134 US grants and 112 published applications in this corpus.
Search patents in B02C- Granted patents
- 134
- Published applications
- 112
- Assignees
- 92
- Inventors
- 248
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 5 |
| 2003 | 2 | 2 |
| 2004 | 2 | 8 |
| 2005 | 6 | 5 |
| 2006 | 2 | 5 |
| 2007 | 5 | 2 |
| 2008 | 3 | 2 |
| 2009 | 1 | 2 |
| 2010 | 2 | 4 |
| 2011 | 1 | 3 |
| 2012 | 4 | 1 |
| 2013 | 1 | 8 |
| 2014 | 4 | 7 |
| 2015 | 4 | 2 |
| 2016 | 3 | 6 |
| 2017 | 2 | 4 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 7 | 2 |
| 2021 | 3 | 7 |
| 2022 | 3 | 7 |
| 2023 | 4 | 5 |
| 2024 | 4 | 7 |
| 2025 | 9 | 9 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grate plate for a pulp lifter of a grinding mill29 Sep 2026US 12,746,551 B2Metso Finland Oy
- Powder grinder25 Aug 2026US 12,714,998 B2Frewitt Fabrique De Machines SA
- Separator device13 Jan 2026US 12,521,724 B2Broadview Group International, LLC
- Crusher and crushing machine comprising said crusher9 Dec 2025US 12,491,520 B2
- Impact mill and a residue processing system incorporating same26 Aug 2025US 12,396,395 B2Seed Terminator Holdings Pty Ltd
- Grinding mill and grinding apparatus18 Jun 2026US 2026/0166773 A1GLOBUS S.r.l.
- Ultrafine pulverization system for rhizome traditional chinese medicine7 May 2026US 2026/0124621 A1Qingdao University of Technology
- Device for Destroying the Functionality of Data Bearing Components of a Solid-State Data Bearing Device8 Jan 2026US 2026/0010659 A1
- Hemp processing systems and methods18 Dec 2025US 2025/0382727 A1
- Crushed Lithium Battery Resource Recovery Device9 Oct 2025US 2025/0312832 A1Jereh New Energy Regeneration and Recycling Technology Co., Ltd.
Most cited
By later US patents
- Rotary grinder apparatus and method75US 6,422,495 B1Vermeer Manufacturing Company · 2002
- Hammermill58US 4,907,750 APrater Industries, Inc. · 1990
- Shredder with grate door53US 4,146,184 ASivyer Steel Corporation · 1979
- Hammermill with intersticed multilength hammers45US 5,628,467 AMagnatech Engineering Incorporated · 1997
- Comminuting apparatus with tangentially directed discharge42US 5,526,988 A1996