B01D 29/6438
Nozzles
Official title: {nozzles}
B01D29/6438 (Nozzles) appears on 210 US grants and 145 published applications in this corpus.
Search patents in B01D- Granted patents
- 210
- Published applications
- 145
- Assignees
- 134
- Inventors
- 393
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 9 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 2 |
| 2002 | 4 | 5 |
| 2003 | 5 | 10 |
| 2004 | 10 | 7 |
| 2005 | 6 | 8 |
| 2006 | 4 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 4 | 5 |
| 2011 | 1 | 4 |
| 2012 | 3 | 4 |
| 2013 | 5 | 9 |
| 2014 | 3 | 8 |
| 2015 | 2 | 6 |
| 2016 | 7 | 3 |
| 2017 | 3 | 5 |
| 2018 | 4 | 6 |
| 2019 | 6 | 3 |
| 2020 | 6 | 5 |
| 2021 | 3 | 8 |
| 2022 | 3 | 11 |
| 2023 | 6 | 9 |
| 2024 | 9 | 9 |
| 2025 | 6 | 5 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotary filter and associated filtering method31 Mar 2026US 12,589,340 B2Gaudfrin
- Filter assembly and foreign substance discharge device including same10 Mar 2026US 12,569,786 B2
- Multi-plate or laminated screw press10 Mar 2026US 12,569,787 B2
- Regenerative media filter20 Jan 2026US 12,528,034 B2Blue Skies Global LLC
- Device, assembly and method for separating tramp metals from liquid raw materials18 Nov 2025US 12,472,510 B2Tai Han Equipment Enterprise Co., Ltd.
- Filter device for removing particles from a liquid24 Sep 2026US 2026/0284560 A1Mst Nl B.V.
- Component for a filter unit, filter unit, and air purification system11 Jun 2026US 2026/0158421 A1Carl Freudenberg KG
- Regenerative media filter21 May 2026US 2026/0138061 A1Blue Skies Global LLC
- Regenerative media filter21 May 2026US 2026/0138062 A1Blue Skies Global LLC
- Filter assembly and foreign substance discharge device including same5 Mar 2026US 2026/0061349 A1
Most cited
By later US patents
- Method of back-washing submerged-type ceramic membrane separation apparatus106US 5,647,988 AKubota Corporation · 1997
- Cleaning of hollow fibre membranes73US 6,159,373 AUSF Filtration and Separations Group, Inc. · 2000
- Filtering apparatus72US 6,596,165 B2Parker-Hannifin Corporation · 2003
- Sewage treatment system70US 4,021,347 A1977
- Filter device68US 5,922,208 ADefil N.V. Holland Intertrust (Antilles) N.V. · 1999