B01F 35/7547
Using valves, gates, orifices or openings
Official title: {using valves, gates, orifices or openings}
B01F35/7547 (Using valves, gates, orifices or openings) appears on 234 US grants and 240 published applications in this corpus.
Search patents in B01F- Granted patents
- 234
- Published applications
- 240
- Assignees
- 201
- Inventors
- 565
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 5 |
| 2003 | 3 | 6 |
| 2004 | 2 | 4 |
| 2005 | 3 | 9 |
| 2006 | 5 | 8 |
| 2007 | 3 | 7 |
| 2008 | 7 | 9 |
| 2009 | 3 | 4 |
| 2010 | 6 | 9 |
| 2011 | 4 | 10 |
| 2012 | 6 | 6 |
| 2013 | 7 | 9 |
| 2014 | 8 | 16 |
| 2015 | 14 | 11 |
| 2016 | 8 | 10 |
| 2017 | 7 | 11 |
| 2018 | 6 | 12 |
| 2019 | 8 | 10 |
| 2020 | 15 | 18 |
| 2021 | 8 | 14 |
| 2022 | 10 | 10 |
| 2023 | 10 | 4 |
| 2024 | 7 | 10 |
| 2025 | 10 | 13 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Direct high pressure slurry injection fracturing system and method6 Oct 2026US 12,752,247 B1
- Ultra-dispersion mixer29 Sep 2026US 12,746,521 B2SK On Co., Ltd.
- Mixing plant with intermediate purge and associated control method29 Sep 2026US 12,746,524 B2Exel Industries
- Chemical dispenser having a motorized rotary diverter valve and method of using same22 Sep 2026US 12,741,256 B2Delaware Capital Formation, Inc.
- Carbon dioxide driven water carbonating system14 Jul 2026US 12,678,749 B1Foothill Land, LLC
- Stirring blade and stirring device including stirring blade1 Oct 2026US 2026/0295544 A1Mitsubishi Heavy Industries, Ltd.
- Cartridge for Housing a Production of a Therapeutic Microfoam, Automated Device, Method for Producing a Therapeutic Microfoam, and Microfoam24 Sep 2026US 2026/0283952 A1
- Piston Foamer27 Aug 2026US 2026/0249255 A1
- In-line carbonation system6 Aug 2026US 2026/0225049 A1Pentair, Inc.
- Cold beverage maker and control method thereof16 Jul 2026US 2026/0198519 A1Guangdong Welly Electrical Appliances Co., Ltd.
Most cited
By later US patents
- Method for releasing controlled amount of aerosol medication273US 5,608,647 AAradigm Corporation · 1997
- Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval230US 5,755,218 AAradigm Corporation · 1998
- Devices and methods for the performance of miniaturized in vitro amplification assays210US 6,706,519 B1Tecan Trading AG · 2004
- Medication cassette for an automatic aerosol medication delivery system204US 5,520,166 AAradigm Corporation · 1996
- Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval149US 5,622,162 AAradigm Corporation · 1997