B02C 13/20
Disintegrating by mills having rotary beater elements: with two or more co-operating
Official title: with two or more co-operating rotors
B02C13/20 (Disintegrating by mills having rotary beater elements: with two or more co-operating) appears on 106 US grants and 78 published applications in this corpus.
Search patents in B02C- Granted patents
- 106
- Published applications
- 78
- Assignees
- 71
- Inventors
- 189
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 5 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 3 | 2 |
| 2010 | 3 | 1 |
| 2011 | 3 | 7 |
| 2012 | 1 | 2 |
| 2013 | 3 | 6 |
| 2014 | 3 | 2 |
| 2015 | 2 | 3 |
| 2016 | 2 | 9 |
| 2017 | 2 | 2 |
| 2018 | 2 | 7 |
| 2019 | 3 | 1 |
| 2020 | 2 | 1 |
| 2021 | 2 | 3 |
| 2022 | 2 | 1 |
| 2023 | 3 | 3 |
| 2024 | 1 | 3 |
| 2025 | 6 | 7 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Impact crusher and an upper rotor assembly18 Aug 2026US 12,708,905 B2Maicon Engineering Oy
- Nano pulverizing device for processing reconstituted rice flour10 Mar 2026US 12,569,855 B2Harbin University Of Commerce
- Hybrid complementary mechanical and unnatural illumination twin process for reduced seed germination viability16 Dec 2025US 12,495,787 B2Global Neighbor, Inc.
- Impact crusher, an upper rotor and a hammer14 Oct 2025US 12,440,851 B2Maicon Engineering Oy
- Impact mill and a residue processing system incorporating same26 Aug 2025US 12,396,395 B2Seed Terminator Holdings Pty Ltd
- Comminution assembly4 Jun 2026US 2026/0151775 A1Prestige Trading Co. Pty Ltd
- Apparatuses and methods for producing nanoparticles from material in working liquid13 Nov 2025US 2025/0345852 A1
- Impact mill and a residue processing system incorporating same4 Sep 2025US 2025/0275502 A1Seed Terminator Holdings Pty Ltd
- Apparatuses and methods for producing nanoparticles from material in working liquid19 Jun 2025US 2025/0196226 A1
- Nano pulverizing device for processing reconstituted rice flour24 Apr 2025US 2025/0128264 A1Harbin University Of Commerce
Most cited
By later US patents
- Weed and volunteer crop seed destruction108US 8,152,610 B2Grains Research and Development Corporation · 2012
- System and method for destroying seeds in crop residue prior to discharge from agricultural harvester84US 10,314,232 B2CNH Industrial America LLC · 2019
- Apparatus for conditioning and dispensing loose fill insulation material64US 5,829,649 AWestern Fibers, Inc. · 1998
- Method and apparatus for obtaining low ash content refuse fuel, paper and plastic products from municipal solid waste and said products53US 4,245,999 A1981
- Method and apparatus of defibrating a fibre-containing material50US 6,202,946 B1Megatrex Oy · 2001