B02C 7/04
With concentric circles of intermeshing teeth
Official title: with concentric circles of intermeshing teeth
B02C7/04 (With concentric circles of intermeshing teeth) appears on 47 US grants and 27 published applications in this corpus.
Search patents in B02C- Granted patents
- 47
- Published applications
- 27
- Assignees
- 31
- Inventors
- 62
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 0 |
| 2017 | 1 | 4 |
| 2018 | 1 | 5 |
| 2019 | 3 | 2 |
| 2020 | 2 | 5 |
| 2021 | 5 | 2 |
| 2022 | 1 | 1 |
| 2023 | 4 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mineral liberation machine13 Jan 2026US 12,521,725 B2Maelgwyn Mineral Services Limited
- Comminuting device of biological material and relative method for comminuting and cellular preparations5 Nov 2024US 12,135,262 B2Fidia Farmaceutici S. P. A.
- Apparatus and method for dispersing or refining of organic material, such as cellulose fiber and organic waste24 Oct 2023US 11,795,614 B2Cellwood Machinery AB
- Device for comminuting loose feed material25 Jul 2023US 11,707,743 B2Siempelkamp Maschinen- und Anlangbau GmbH
- Apparatus and method for forming nanoparticles21 Mar 2023US 11,607,693 B2Nanom Inc.
- A Mineral Liberation Machine27 Jul 2023US 2023/0234069 A1Maelgwyn Mineral Services Limited
- Comminuting device of biological material and relative method for comminuting and cellular preparations30 Jun 2022US 2022/0205882 A1Fidia Farmaceutici S. P. A.
- Apparatus and method for forming nanoparticles21 Oct 2021US 2021/0322997 A1Nanom Inc.
- Device for comminuting loose feed material22 Apr 2021US 2021/0114037 A1Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- Apparatus and method for dispersing or refining of organic material, such as cellulose fiber and organic waste24 Dec 2020US 2020/0399826 A1Cellwood Machinery AB
Most cited
By later US patents
- Materials size reduction systems and process73US 6,045,070 A2000
- Method and an apparatus for managing contaminated material36US 6,601,787 B12003
- Rotary grinder32US 5,971,307 A1999
- Rotary grinder method and apparatus28US 6,102,310 A2000
- Grinding burrs for coffee bean grinders27US 5,244,159 AGrindmaster Corporation · 1993