B01F 21/20
Dissolving: using flow mixing
Official title: using flow mixing
B01F21/20 (Dissolving: using flow mixing) appears on 748 US grants and 530 published applications in this corpus.
Search patents in B01F- Granted patents
- 748
- Published applications
- 530
- Assignees
- 375
- Inventors
- 1,330
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 8 | 0 |
| 1987 | 11 | 0 |
| 1988 | 18 | 0 |
| 1989 | 18 | 0 |
| 1990 | 9 | 0 |
| 1991 | 14 | 0 |
| 1992 | 9 | 0 |
| 1993 | 20 | 0 |
| 1994 | 11 | 0 |
| 1995 | 23 | 0 |
| 1996 | 19 | 0 |
| 1997 | 11 | 0 |
| 1998 | 22 | 0 |
| 1999 | 18 | 0 |
| 2000 | 9 | 0 |
| 2001 | 33 | 4 |
| 2002 | 21 | 17 |
| 2003 | 19 | 13 |
| 2004 | 15 | 21 |
| 2005 | 12 | 28 |
| 2006 | 16 | 19 |
| 2007 | 6 | 15 |
| 2008 | 7 | 17 |
| 2009 | 12 | 16 |
| 2010 | 9 | 22 |
| 2011 | 20 | 29 |
| 2012 | 7 | 21 |
| 2013 | 24 | 24 |
| 2014 | 13 | 28 |
| 2015 | 23 | 23 |
| 2016 | 25 | 25 |
| 2017 | 20 | 25 |
| 2018 | 26 | 23 |
| 2019 | 28 | 35 |
| 2020 | 27 | 16 |
| 2021 | 23 | 24 |
| 2022 | 20 | 22 |
| 2023 | 13 | 18 |
| 2024 | 14 | 26 |
| 2025 | 12 | 6 |
| 2026 | 9 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solubilizer for various mixtures15 Sep 2026US 12,734,489 B2
- Dispenser25 Aug 2026US 12,714,955 B2King Technology, Inc.
- Resistivity adjustment device and resistivity adjustment method11 Aug 2026US 12,702,961 B2DIC Corporation
- Acid mixing system19 May 2026US 12,629,463 B2Isopure, Corp.
- Chemical dispensers for prolonged water treatment12 May 2026US 12,623,936 B2Innovative Water Care, LLC
- Acid mixing system17 Sep 2026US 2026/0273148 A1Isopure, Corp.
- Assembly providing gravity fed or pump fed curvilinear motion for polymer release and mixing, including centrally mounting multi-outlet nozzle, overflow rim discharge system, and method for passive stormwater treatment using controlled rotational flow17 Sep 2026US 2026/0274719 A1
- Drug mixing system30 Jul 2026US 2026/0216002 A1Aspiair GmbH
- Drainpipe biocide delivery apparatus30 Jul 2026US 2026/0216388 A1
- Ozone water generation device and generation method30 Jul 2026US 2026/0217579 A1EcoDesign, Inc.
Most cited
By later US patents
- Medicament preparation and treatment devices, methods, and systems259US 10,478,544 B2NxStage Medical, Inc. · 2019
- Syringe169US 4,861,335 ADuoject Medical Systems Inc. · 1989
- Solid block chemical dispenser for cleaning systems168US 4,826,661 AEcolab Inc. · 1989
- Solid block chemical dispenser for cleaning systems156US 4,690,305 AEcolab Inc. · 1987
- Solid block detergent dispenser155US 4,426,362 AEconomics Laboratory, Inc. · 1984