B01F 27/0541
With mechanical means to alter the position of the stirring elements
Official title: {with mechanical means to alter the position of the stirring elements}
B01F27/0541 (With mechanical means to alter the position of the stirring elements) appears on 59 US grants and 62 published applications in this corpus.
Search patents in B01F- Granted patents
- 59
- Published applications
- 62
- Assignees
- 50
- Inventors
- 135
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 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 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 2 | 4 |
| 2012 | 2 | 3 |
| 2013 | 1 | 5 |
| 2014 | 0 | 2 |
| 2015 | 7 | 9 |
| 2016 | 3 | 5 |
| 2017 | 6 | 3 |
| 2018 | 1 | 3 |
| 2019 | 8 | 4 |
| 2020 | 2 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 4 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Foldable agitator21 Jul 2026US 12,685,978 B2Autobiography Co., Ltd.
- Stirring device and household dough mixer5 May 2026US 12,616,209 B2Southwest Jiaotong University
- Continuous blender1 Apr 2025US 12,263,456 B2
- Efficient and energy-saving building slurry stirring device25 Mar 2025US 12,257,561 B1Nanjing Kangtai Construction Grouting Tech Co., Ltd
- Methods for mixing a fluid with foldable impellers18 Feb 2025US 12,226,743 B2Life Technologies Corporation
- Methods for mixing a fluid with foldable impellers8 May 2025US 2025/0144582 A1Life Technologies Corporation
- Foldable agitator17 Aug 2023US 2023/0256400 A1Environmental Corporation of Incheon
- Methods for Mixing a Fluid with Foldable Impellers23 Mar 2023US 2023/0093549 A1Life Technologies Corporation
- Stirring device and household dough mixer17 Nov 2022US 2022/0361508 A1Southwest Jiaotong University
- Collapsible agitator assembly for a bioprocessing system3 Mar 2022US 2022/0062836 A1Global Life Sciences Solutions USA LLC
Most cited
By later US patents
- Stirring apparatus for cell culture63US 4,355,906 ABellco Glass Inc. · 1982
- Portable agitator for fluidizing bottom solids in tanks28US 5,282,681 AAsh Grove Cement Company · 1994
- Stirring assembly24US 5,183,336 AKontes Glass Company · 1993
- Portable agitator for fluidizing bottom solids in tanks24US 5,366,289 AAsh Grove Cement Company · 1994
- Stirring device21US 5,192,131 A1993