B02C 13/28
Shape or construction of beater elements
B02C13/28 (Shape or construction of beater elements) appears on 480 US grants and 380 published applications in this corpus.
Search patents in B02C- Granted patents
- 480
- Published applications
- 380
- Assignees
- 282
- Inventors
- 711
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 15 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 10 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 14 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 16 | 0 |
| 2001 | 6 | 2 |
| 2002 | 13 | 10 |
| 2003 | 8 | 5 |
| 2004 | 1 | 18 |
| 2005 | 12 | 13 |
| 2006 | 12 | 14 |
| 2007 | 9 | 8 |
| 2008 | 9 | 16 |
| 2009 | 12 | 12 |
| 2010 | 10 | 12 |
| 2011 | 15 | 16 |
| 2012 | 10 | 12 |
| 2013 | 5 | 15 |
| 2014 | 16 | 17 |
| 2015 | 12 | 17 |
| 2016 | 11 | 18 |
| 2017 | 15 | 21 |
| 2018 | 6 | 18 |
| 2019 | 16 | 20 |
| 2020 | 22 | 17 |
| 2021 | 12 | 19 |
| 2022 | 10 | 13 |
| 2023 | 19 | 18 |
| 2024 | 10 | 20 |
| 2025 | 17 | 16 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B02C 13/2804The beater elements being rigidly connected to the rotor236
- B02C 2013/2808The beater elements are attached to disks mounted on a shaftIndexing code92
- B02C 2013/2816Of chain, rope or cable typeIndexing code41
- B02C 2013/2812The beater elements are attached to a hollow cylindrical rotorIndexing code13
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Most cited
By later US patents
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- Universal grinder with reciprocal feeder71US 5,205,496 AO.D.E. Investments Corporation · 1993
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