B02C 4/08
With co-operating corrugated or toothed crushing-rollers
Official title: with co-operating corrugated or toothed crushing-rollers
B02C4/08 (With co-operating corrugated or toothed crushing-rollers) appears on 122 US grants and 120 published applications in this corpus.
Search patents in B02C- Granted patents
- 122
- Published applications
- 120
- Assignees
- 105
- Inventors
- 290
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 4 |
| 2003 | 4 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 2 | 3 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 8 |
| 2013 | 6 | 6 |
| 2014 | 2 | 11 |
| 2015 | 5 | 2 |
| 2016 | 9 | 10 |
| 2017 | 3 | 7 |
| 2018 | 5 | 6 |
| 2019 | 4 | 6 |
| 2020 | 3 | 8 |
| 2021 | 12 | 10 |
| 2022 | 5 | 2 |
| 2023 | 7 | 6 |
| 2024 | 7 | 7 |
| 2025 | 3 | 4 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of crushing and processing grain without destroying germ pouches in the grain9 Jun 2026US 12,649,157 B2
- Treatment system for the slag phase after removing iron-aluminum-chromium from leaching solution of laterite nickel ore5 Aug 2025US 12,378,637 B2Gem Co., Ltd.
- Crystal growth enhancement device20 May 2025US 12,303,910 B2
- Tooth for fragmenting apparatus and system4 Feb 2025US 12,214,361 B2Rotochopper, Inc.
- Twin gear juicer29 Oct 2024US 12,127,701 B2I-Tech USA, Inc.
- Scrap metal reduction2 Jul 2026US 2026/0183770 A1
- Glass panel recycling mechanism29 Jan 2026US 2026/0027566 A1Reverse Energy Solutions Corp.
- A dual roller for compressing and/or puncturing plastic or metal items and use of the rollers15 Jan 2026US 2026/0014603 A1Varig Group Aps
- Method of crushing and processing grain without destroying germ pouches in the grain16 Oct 2025US 2025/0319473 A1
- Stud Installation7 Aug 2025US 2025/0249461 A1Weir Minerals Netherlands B.V.
Most cited
By later US patents
- Mineral breakers22US 4,585,180 A1986
- Cryogenic tire disintegration process and apparatus21US 5,735,471 A1998
- Systems and processes for recycling glass fiber waste material into glass fiber product20US 6,199,778 B1PPG Industries Ohio, Inc. · 2001
- Apparatus for separating dried fruit aggregates19US 3,933,086 AThe Pillsbury Company · 1976
- Continuous crumbing machine for recycling rubber tires19US 5,927,627 AHoney Creek Industries, Inc. · 1999