B23D 31/008
Cutting-up scrap
Official title: {Cutting-up scrap (disintegrating by knives in general B02C18/00; cutting-up scrap while the material is travelling otherwise than in the direction of the cut B23D25/14)}
B23D31/008 (Cutting-up scrap) appears on 99 US grants and 85 published applications in this corpus.
Search patents in B23D- Granted patents
- 99
- Published applications
- 85
- Assignees
- 63
- Inventors
- 174
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 6 |
| 2006 | 4 | 8 |
| 2007 | 7 | 6 |
| 2008 | 1 | 3 |
| 2009 | 4 | 4 |
| 2010 | 0 | 3 |
| 2011 | 3 | 9 |
| 2012 | 7 | 5 |
| 2013 | 3 | 6 |
| 2014 | 4 | 5 |
| 2015 | 4 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 2 |
| 2019 | 1 | 3 |
| 2020 | 2 | 6 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 7 |
By publication year. Applications have been published since 2001.
Recent patents
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- Scrap cutting system with moveable enclosure30 Oct 2025US 2025/0332648 A1Edw. C. Levy Co.
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Most cited
By later US patents