B01F 25/422
Between stacked plates
Official title: between stacked plates, e.g. grooved or perforated plates
B01F25/422 (Between stacked plates) appears on 127 US grants and 108 published applications in this corpus.
Search patents in B01F- Granted patents
- 127
- Published applications
- 108
- Assignees
- 95
- Inventors
- 297
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 6 | 6 |
| 2003 | 7 | 10 |
| 2004 | 3 | 5 |
| 2005 | 5 | 2 |
| 2006 | 4 | 6 |
| 2007 | 3 | 3 |
| 2008 | 2 | 2 |
| 2009 | 3 | 3 |
| 2010 | 6 | 9 |
| 2011 | 2 | 2 |
| 2012 | 3 | 8 |
| 2013 | 1 | 5 |
| 2014 | 4 | 3 |
| 2015 | 4 | 4 |
| 2016 | 2 | 0 |
| 2017 | 6 | 4 |
| 2018 | 3 | 4 |
| 2019 | 5 | 4 |
| 2020 | 6 | 7 |
| 2021 | 4 | 2 |
| 2022 | 0 | 9 |
| 2023 | 5 | 3 |
| 2024 | 2 | 3 |
| 2025 | 6 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Static mixer resistant to heat, corrosion and dissolution14 Jul 2026US 12,678,751 B2Affival
- Mixer insert, static mixer and production method24 Mar 2026US 12,582,947 B2Medmix Switzerland AG
- Hydration systems and methods17 Mar 2026US 12,576,556 B2Schlumberger Technology Corporation
- Dilution device for dispensing fluid2 Dec 2025US 12,485,390 B2Sonny's HFI Holdings, LLC
- Liquid polymer dosing and mixing chamber and pump28 Oct 2025US 12,453,946 B2
- Disk stack foamer apparatus used in making cementitious foam4 Dec 2025US 2025/0367855 A1
- Scr reactor system, scr reactor assembly, scr reactor apparatus, and mixing device, and methods of using and assembling each of the same2 Oct 2025US 2025/0303362 A1Umicore AG & Co. KG
- Pressurized container including flowable products and non-soluble propellant27 Mar 2025US 2025/0100781 A1Clayton Corporation
- Static mixer resistant to heat, corrosion and dissolution11 Jul 2024US 2024/0226824 A9Affival
- Static mixer resistant to heat, corrosion and dissolution25 Apr 2024US 2024/0131481 A1Affival
Most cited
By later US patents
- Disposable cartridge and method for an assay of a biological sample351US 5,912,134 ABiometric Imaging, Inc. · 1999
- Microcomponent chemical process sheet architecture299US 5,811,062 ABattelle Memorial Institute · 1998
- Integrated chemical processing apparatus and processes for the preparation thereof272US 5,534,328 AE. I. Du Pont de Nemours and Company · 1996
- Disposable cartridge for an assay of a biological sample218US 5,627,041 ABiometric Imaging, Inc. · 1997
- Integrated ceramic micro-chemical plant201US 5,993,750 AEastman Kodak Company · 1999