B01F 33/452
Using independent floating stirring elements
Official title: using independent floating stirring elements
B01F33/452 (Using independent floating stirring elements) appears on 362 US grants and 460 published applications in this corpus.
Search patents in B01F- Granted patents
- 362
- Published applications
- 460
- Assignees
- 301
- Inventors
- 1,031
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 4 |
| 2002 | 10 | 10 |
| 2003 | 7 | 30 |
| 2004 | 6 | 18 |
| 2005 | 14 | 22 |
| 2006 | 7 | 14 |
| 2007 | 6 | 11 |
| 2008 | 9 | 15 |
| 2009 | 7 | 15 |
| 2010 | 5 | 11 |
| 2011 | 2 | 12 |
| 2012 | 9 | 8 |
| 2013 | 9 | 15 |
| 2014 | 9 | 20 |
| 2015 | 6 | 19 |
| 2016 | 10 | 12 |
| 2017 | 13 | 16 |
| 2018 | 17 | 32 |
| 2019 | 16 | 20 |
| 2020 | 18 | 26 |
| 2021 | 18 | 32 |
| 2022 | 17 | 14 |
| 2023 | 20 | 19 |
| 2024 | 15 | 27 |
| 2025 | 13 | 24 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Asymmetrical magnetic stir bar22 Sep 2026US 12,741,254 B2Hach Company
- Magnetic stirrer with lifting table21 Jul 2026US 12,686,010 B2Hans Heidolph GmbH
- Magnetic self-stirrer14 Jul 2026US 12,678,753 B2Whirlpool Corporation
- Method and device for laboratory formulation and chemical vending14 Jul 2026US 12,678,755 B2
- Ferromagnetic rotors for agitating the liquid in a microwell2 Jun 2026US 12,643,098 B2Access Medical Systems, Ltd.
- Method and Device For Laboratory Formulation and Chemical Vending8 Oct 2026US 2026/0307029 A1
- Function-adding adapter for a magnetic stirrer, and magnetic stirrer arrangement8 Oct 2026US 2026/0307030 A1IKA-Werke GmbH & Co. KG
- Ferromagnetic rotors for agitating the liquid in a microwell17 Sep 2026US 2026/0273526 A1Access Medical Systems, Ltd.
- Hydrogen infused drinking system10 Sep 2026US 2026/0264029 A1
- Hydrogen infused drinking system27 Aug 2026US 2026/0249257 A1
Most cited
By later US patents
- Device for the administration of a liquid medicament suspension325US 6,033,377 ANovo Nordisk A/S · 2000
- Apparatus and method for dilution and mixing of liquid samples233US 4,868,129 ABiotrack, Inc. · 1989
- Integrated serial dilution and mixing cartridge204US 5,077,017 ABiotrack, Inc. · 1991
- Apparatus and method for dilution and mixing of liquid samples200US 4,946,795 ABiotrack, Inc. · 1990
- Reciprocal mixer171US 5,028,142 ABiotrack, Inc. · 1991