B01F 25/452
Characterised by elements provided with orifices or interstitial spaces
Official title: characterised by elements provided with orifices or interstitial spaces
B01F25/452 (Characterised by elements provided with orifices or interstitial spaces) appears on 703 US grants and 813 published applications in this corpus.
Search patents in B01F- Granted patents
- 703
- Published applications
- 813
- Assignees
- 549
- Inventors
- 1,821
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 3 |
| 2002 | 9 | 14 |
| 2003 | 17 | 12 |
| 2004 | 7 | 22 |
| 2005 | 5 | 21 |
| 2006 | 11 | 21 |
| 2007 | 10 | 35 |
| 2008 | 21 | 35 |
| 2009 | 13 | 31 |
| 2010 | 21 | 30 |
| 2011 | 17 | 44 |
| 2012 | 22 | 27 |
| 2013 | 25 | 37 |
| 2014 | 30 | 51 |
| 2015 | 25 | 47 |
| 2016 | 41 | 28 |
| 2017 | 36 | 40 |
| 2018 | 36 | 40 |
| 2019 | 36 | 43 |
| 2020 | 45 | 38 |
| 2021 | 32 | 50 |
| 2022 | 27 | 33 |
| 2023 | 25 | 28 |
| 2024 | 27 | 32 |
| 2025 | 26 | 31 |
| 2026 | 15 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01F 25/4521The components being pressed through orifices in elements412
- B01F 25/4523The components being pressed through sieves, screens or meshes which obstruct the149
- B01F 25/4524The components being pressed through foam-like inserts or through a bed of123
- B01F 25/4522The components being pressed through porous bodies74
Recent patents
- Decomposition chamber with guide swirl mixer11 Aug 2026US 12,704,086 B2Cummins Emission Solutions Inc.
- Conditioning system for a test bench28 Jul 2026US 12,691,428 B2AVL List GmbH
- Static mixer resistant to heat, corrosion and dissolution14 Jul 2026US 12,678,751 B2Affival
- Mixing device9 Jun 2026US 12,649,130 B2Cytiva Sweden AB
- Dispersion device and accumulation device26 May 2026US 12,637,807 B2Seiko Epson Corporation
- Method for producing dispersion composition1 Oct 2026US 2026/0295542 A1artience Co., Ltd.
- Modular mesh component for foaming dispensers and tooling and methods for manufacturing the same17 Sep 2026US 2026/0273482 A1
- Water discharge device17 Sep 2026US 2026/0273484 A1LIXIL Corporation
- Static mixer assemblies and related methods of fabrication and use27 Aug 2026US 2026/0249259 A1Mott Corporation
- Systems and methods for generating droplets and performing digital analyses27 Aug 2026US 2026/0249295 A1Countable Labs, Inc.
Most cited
By later US patents
- Semi-continuous feed production of liquid personal care compositions448US 9,174,178 B2The Procter & Gamble Company · 2015
- Method and apparatus for fluid dispersion418US 7,708,949 B2Governing Council of the Univ. of Toronto, The · 2010
- Method and apparatus for fluid dispersion242US 8,337,778 B2Governing Council of the Univ. of Toronto, The · 2012
- Foaming cleansing products236US 5,635,469 AThe Procter & Gamble Company · 1997
- Low pressure injection and turbulent mixing in selective catalytic reduction system134US 6,449,947 B1Fleetguard, Inc. · 2002