B01F 27/071
Fixing of the stirrer to the shaft
Official title: {Fixing of the stirrer to the shaft}
B01F27/071 (Fixing of the stirrer to the shaft) appears on 237 US grants and 256 published applications in this corpus.
Search patents in B01F- Granted patents
- 237
- Published applications
- 256
- Assignees
- 188
- Inventors
- 537
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 3 |
| 2002 | 3 | 3 |
| 2003 | 3 | 5 |
| 2004 | 3 | 3 |
| 2005 | 4 | 9 |
| 2006 | 4 | 5 |
| 2007 | 1 | 6 |
| 2008 | 2 | 6 |
| 2009 | 3 | 5 |
| 2010 | 4 | 3 |
| 2011 | 6 | 5 |
| 2012 | 8 | 7 |
| 2013 | 6 | 11 |
| 2014 | 6 | 9 |
| 2015 | 6 | 15 |
| 2016 | 7 | 14 |
| 2017 | 13 | 12 |
| 2018 | 10 | 14 |
| 2019 | 11 | 16 |
| 2020 | 14 | 14 |
| 2021 | 9 | 20 |
| 2022 | 10 | 10 |
| 2023 | 10 | 14 |
| 2024 | 13 | 13 |
| 2025 | 14 | 19 |
| 2026 | 4 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Stirred-tank reactor system167US 7,384,783 B2Baxter Healthcare S. A. · 2008
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- Dispersing gas into molten metal131US 4,954,167 A1990
- Mixing apparatus74US 4,722,608 AGeneral Signal Corporation · 1988
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