B01F 25/40
Static mixers
Official title: Static mixers (colloid-mills B02C; mixing valves F16K11/00)
B01F25/40 (Static mixers) appears on 3,646 US grants and 3,835 published applications in this corpus.
Search patents in B01F- Granted patents
- 3,646
- Published applications
- 3,835
- Assignees
- 2,129
- Inventors
- 8,292
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 24 | 0 |
| 1978 | 23 | 0 |
| 1979 | 18 | 0 |
| 1980 | 24 | 0 |
| 1981 | 25 | 0 |
| 1982 | 25 | 0 |
| 1983 | 22 | 0 |
| 1984 | 21 | 0 |
| 1985 | 31 | 0 |
| 1986 | 18 | 0 |
| 1987 | 19 | 0 |
| 1988 | 31 | 0 |
| 1989 | 39 | 0 |
| 1990 | 32 | 0 |
| 1991 | 28 | 0 |
| 1992 | 39 | 0 |
| 1993 | 22 | 0 |
| 1994 | 37 | 0 |
| 1995 | 45 | 0 |
| 1996 | 45 | 0 |
| 1997 | 36 | 0 |
| 1998 | 57 | 0 |
| 1999 | 87 | 0 |
| 2000 | 76 | 0 |
| 2001 | 68 | 33 |
| 2002 | 54 | 92 |
| 2003 | 86 | 107 |
| 2004 | 66 | 123 |
| 2005 | 61 | 122 |
| 2006 | 62 | 120 |
| 2007 | 57 | 128 |
| 2008 | 73 | 154 |
| 2009 | 74 | 152 |
| 2010 | 96 | 166 |
| 2011 | 87 | 165 |
| 2012 | 91 | 140 |
| 2013 | 114 | 147 |
| 2014 | 131 | 162 |
| 2015 | 133 | 195 |
| 2016 | 141 | 187 |
| 2017 | 154 | 210 |
| 2018 | 155 | 167 |
| 2019 | 167 | 190 |
| 2020 | 175 | 196 |
| 2021 | 159 | 185 |
| 2022 | 139 | 178 |
| 2023 | 140 | 150 |
| 2024 | 116 | 132 |
| 2025 | 135 | 142 |
| 2026 | 73 | 92 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01F 25/42In which the mixing is affected by moving the components jointly in2,745
- B01F 25/45Mixers in which the materials to be mixed are pressed together through816
- B01F 25/44Mixers in which the components are pressed through slits229
- B01F 25/41Mixers of the fractal type96
- B01F 25/46Homogenising or emulsifying nozzles52
- B01F 25/438With movable slits formed between reciprocating surfaces7
Recent patents
- Non-destructive measurement, dispense, and replication of density gradients29 Sep 2026US 12,748,026 B2Beckman Coulter, Inc.
- Decomposition chamber for aftertreatment system22 Sep 2026US 12,742,406 B2Cummins Emission Solutions Inc.
- Homogenizer with a back flushing structure15 Sep 2026US 12,734,491 B2Micronox Inc.
- Post-processing system15 Sep 2026US 12,736,003 B2Isuzu Motors Limited
- Drinking system with injector pump8 Sep 2026US 12,727,692 B2air up group GmbH
- Method for producing dispersion composition1 Oct 2026US 2026/0295542 A1artience Co., Ltd.
- Static mixing elements with a separator and deflecting surfaces and static mixers1 Oct 2026US 2026/0295543 A1Medmix Switzerland AG
- Oxygen or hydrogen functional water production device1 Oct 2026US 2026/0296941 A1Cosan Co., Ltd.
- Decomposition chamber for aftertreatment system1 Oct 2026US 2026/0298121 A1Cummins Emission Solutions Inc.
- Uv disinfector for optically dense fluids24 Sep 2026US 2026/0283173 A1Ultra Biotecs Limited
Most cited
By later US patents
- Compositions, systems, and methods for arresting or controlling bleeding or fluid leakage in body tissue1,214US 6,458,147 B1NeoMend, Inc. · 2002
- Mesoscale polynucleotide amplification devices1,091US 5,587,128 AThe Trustees of the University of Pennsylvania · 1996
- Mesoscale polynucleotide amplification device and method1,042US 5,498,392 AThe Trustees of the University of Pennsylvania · 1996
- Methods and apparatus for the detection of an analyte utilizing mesoscale flow systems1,006US 5,637,469 AThe Trustees of the University of Pennsylvania · 1997
- Capillary flow device951US 4,963,498 ABiotrack, Inc. · 1990