B01F 21/50
Elements used for separating or keeping undissolved material in the mixer
Official title: {Elements used for separating or keeping undissolved material in the mixer}
B01F21/50 (Elements used for separating or keeping undissolved material in the mixer) appears on 67 US grants and 68 published applications in this corpus.
Search patents in B01F- Granted patents
- 67
- Published applications
- 68
- Assignees
- 53
- Inventors
- 153
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 3 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 4 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 3 |
| 2019 | 4 | 9 |
| 2020 | 5 | 2 |
| 2021 | 3 | 8 |
| 2022 | 3 | 2 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 2 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Beverage ingredient accessory device28 Jul 2026US 12,691,424 B2
- Inline filterwell floating weir dispenser28 Apr 2026US 12,612,319 B2King Technology, Inc.
- Eroding assembly for chlorinator with removable sieve and weir10 Mar 2026US 12,570,557 B2Hammonds Technical Services, Inc.
- Evaporation-limiting inserts for reagent containers and related methods of use6 May 2025US 12,290,817 B2Gen-Probe Incorporated
- Dissolution generator and bottling system and method7 Jan 2025US 12,186,716 B1
- Mixer for dissolving tablets24 Sep 2026US 2026/0284616 A1
- Eroding assembly for chlorinator with removable sieve and weir18 Jun 2026US 2026/0167535 A1Hammonds Technical Services, Inc.
- Filtration device for water inlet pipe of sprinkler11 Jun 2026US 2026/0159425 A1Institute of Farmland Irrigation, Chinese Academy of Agricultural Sciences(CAAS)
- Evaporation-limiting inserts for reagent containers and related methods of use8 May 2025US 2025/0144635 A1Gen-Probe Incorporated
- Beverage Ingredient Accessory Device23 Jan 2025US 2025/0025844 A1
Most cited
By later US patents
- Portable intravenous solution preparation apparatus and method98US 5,259,954 ASepratech · 1993
- Reagent/drug cartridge86US 5,725,777 APrismedical Corporation · 1998
- Tablet chlorinator apparatus35US 5,441,711 A1995
- Hydraulic nozzle used especially as a shower attachment, with sprayer comprising a chamber for mixing toilet products in tablet form with water33US 5,957,387 A1999
- Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber32US 7,090,391 B2Reika Kogyo Kabushiki Kaisha · 2006