B02C 18/143
With a disc rotor having generally radially extending slots or openings bordered
Official title: {with a disc rotor having generally radially extending slots or openings bordered with cutting knives}
B02C18/143 (With a disc rotor having generally radially extending slots or openings bordered) appears on 48 US grants and 24 published applications in this corpus.
Search patents in B02C- Granted patents
- 48
- Published applications
- 24
- Assignees
- 28
- Inventors
- 79
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 4 | 0 |
| 2021 | 1 | 4 |
| 2022 | 3 | 3 |
| 2023 | 3 | 2 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Wood chipper in-feed system with water spray nozzle21 Jan 2025US 12,201,991 B2Woodmaxx Power Equipment Ny LLC
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- Method and apparatus for processing tissue samples29 May 2025US 2025/0171768 A1S2 Genomics, Inc.
- Hammer cage6 Feb 2025US 2025/0041873 A1
- Stump grinding tooth having collision interceptor26 Dec 2024US 2024/0423142 A1Green Manufacturing, Inc.
- Flywheel and paddle assembly for a chipping or shredding apparatus, and an apparatus incorporating same15 Aug 2024US 2024/0269686 A1Woodland Mills Inc.
Most cited
By later US patents
- Organic material reduction apparatus53US 5,018,672 AKathcon, Inc. · 1991
- Chipper/mulcher47US 5,605,291 A1997
- Processor for chipping and shredding vegetatation46US 5,390,865 A1995
- Knife device for a chopper42US 4,047,670 AAktiebolaget Iggesunds Bruk · 1977
- Combination chipper/shredder and vacuum apparatus for lawns and gardens40US 5,381,970 AGarden Way Incorporated · 1995