B01F 33/503
Floating mixing devices
B01F33/503 (Floating mixing devices) appears on 266 US grants and 178 published applications in this corpus.
Search patents in B01F- Granted patents
- 266
- Published applications
- 178
- Assignees
- 125
- Inventors
- 391
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 12 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 1 |
| 2002 | 11 | 7 |
| 2003 | 3 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 10 |
| 2006 | 2 | 6 |
| 2007 | 4 | 6 |
| 2008 | 6 | 17 |
| 2009 | 7 | 8 |
| 2010 | 9 | 8 |
| 2011 | 11 | 8 |
| 2012 | 7 | 4 |
| 2013 | 8 | 12 |
| 2014 | 2 | 9 |
| 2015 | 7 | 11 |
| 2016 | 6 | 9 |
| 2017 | 8 | 6 |
| 2018 | 11 | 12 |
| 2019 | 4 | 9 |
| 2020 | 6 | 6 |
| 2021 | 7 | 9 |
| 2022 | 5 | 3 |
| 2023 | 3 | 3 |
| 2024 | 3 | 5 |
| 2025 | 3 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for dynamic control of an acoustic field9 Jun 2026US 12,649,133 B2The Trustees of Indiana University
- Chemical dispensers for prolonged water treatment12 May 2026US 12,623,936 B2Innovative Water Care, LLC
- Aerator10 Feb 2026US 12,545,609 B2Patrick Charles Pty Ltd
- Evaporator for ambient water bodies, and related system and method25 Nov 2025US 12,478,896 B2Resource West, Inc.
- Liquid aeration and mixing apparatus float mount for wrap-around hand rail and grating16 Sep 2025US 12,415,168 B1Newterra Ltd.
- Evaporator for ambient water bodies, and related system and method8 Oct 2026US 2026/0306964 A1Resource West, Inc.
- Bubble-fountain-type water circulation device3 Sep 2026US 2026/0257951 A1C&C Solution Co., Ltd
- Measuring System13 Nov 2025US 2025/0347545 A1ABB Schweiz AG
- Manufacturing method and manufacturing device for liquid containing fine bubbles5 Jun 2025US 2025/0177929 A1
- Autonomous dispensing device22 May 2025US 2025/0161887 A1Iotco
Most cited
By later US patents
- Disposable float dispenser94US 4,217,331 AColeco Industries, Inc. · 1980
- Solid chlorine dispenser for spas82US 4,630,634 ARainbow Lifegard Products, Inc. · 1986
- Submersible aeration train and aeration apparatus for biological purification of sewage82US 5,316,671 A1994
- Floating adjustable pool chlorinator71US 5,476,116 ARainbow Lifegard Products, Inc. · 1995
- Swimming pool chemical dispenser65US 4,643,881 AOlin Corporation · 1987