B01F 21/15
Comprising constructions for blocking or redispersing undissolved solids
Official title: {comprising constructions for blocking or redispersing undissolved solids, e.g. sieves, separators or guiding constructions (B01F21/221 takes precedence)}
B01F21/15 (Comprising constructions for blocking or redispersing undissolved solids) appears on 66 US grants and 50 published applications in this corpus.
Search patents in B01F- Granted patents
- 66
- Published applications
- 50
- Assignees
- 44
- Inventors
- 123
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 3 |
| 2015 | 2 | 5 |
| 2016 | 3 | 3 |
| 2017 | 4 | 1 |
| 2018 | 4 | 3 |
| 2019 | 4 | 2 |
| 2020 | 1 | 2 |
| 2021 | 2 | 5 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 3 | 2 |
| 2025 | 1 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Beverage ingredient accessory device28 Jul 2026US 12,691,424 B2
- Chemical dispensers for prolonged water treatment12 May 2026US 12,623,936 B2Innovative Water Care, LLC
- Evaporation-limiting inserts for reagent containers and related methods of use6 May 2025US 12,290,817 B2Gen-Probe Incorporated
- Real time blending system via a single pump2 Jul 2024US 12,023,634 B2Brine Masters, LLC
- Soapsuds generation apparatus18 Jun 2024US 12,011,676 B1Zompers, LLC
- Freeze-dry powder injector restoring device17 Jul 2025US 2025/0229035 A1
- 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
- Methods of real-time blending with a pump19 Sep 2024US 2024/0307832 A1Brine Masters, LLC
- Dissolver capable of increasing dissolution rate6 Jun 2024US 2024/0181411 A1Shandong Laiwei New Materials Co., Ltd
Most cited
By later US patents
- Drug dissolution with a cascade barrier bed25US 4,247,298 ARegents of the University of Minnesota · 1981
- Low shear polymer dissolution apparatus24US 5,222,807 AGACO Manufacturing Division of Gaddis Petroleum Corporation · 1993
- Method and apparatus for dissolution testing of a dosage form22US 5,412,979 ATemple University of the Commonwealth System of Higher Education · 1995
- Automated solution maker apparatus20US 7,810,987 B2Cargill, Incorporated · 2010
- Controlled dispenser18US 5,181,533 A1993