B01F 31/449
Stirrers constructions
Official title: {Stirrers constructions}
B01F31/449 (Stirrers constructions) appears on 57 US grants and 78 published applications in this corpus.
Search patents in B01F- Granted patents
- 57
- Published applications
- 78
- Assignees
- 54
- Inventors
- 153
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 1 | 2 |
| 2005 | 3 | 3 |
| 2006 | 2 | 4 |
| 2007 | 3 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 5 |
| 2010 | 1 | 5 |
| 2011 | 0 | 2 |
| 2012 | 5 | 2 |
| 2013 | 3 | 0 |
| 2014 | 2 | 1 |
| 2015 | 2 | 4 |
| 2016 | 2 | 3 |
| 2017 | 2 | 4 |
| 2018 | 3 | 2 |
| 2019 | 0 | 4 |
| 2020 | 3 | 2 |
| 2021 | 5 | 7 |
| 2022 | 2 | 3 |
| 2023 | 3 | 7 |
| 2024 | 6 | 0 |
| 2025 | 2 | 5 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Systems for mixing liquid solutions and methods of manufacture76US 6,908,223 B2Hynetics LLC · 2005
- Mixing tank assembly64US 6,923,567 B2Hynetics LLC · 2005
- Methods for mixing solutions47US 6,981,794 B2Hynetics LLC · 2006
- Vibrational mixer36US 8,342,737 B2Sartorius Stedim Biotech GmbH · 2013
- Reaction and stirring apparatus, reaction and separating filtration apparatus and separating method, generation method, and filtration method20US 6,866,831 B2Reika Kogyo Kabushiki Kaisha · 2005