B01D 35/22
Directing the mixture to be filtered on to the filters in a
Official title: Directing the mixture to be filtered on to the filters in a manner to clean the filters {(B01D29/904 takes precedence)}
B01D35/22 (Directing the mixture to be filtered on to the filters in a) appears on 62 US grants and 18 published applications in this corpus.
Search patents in B01D- Granted patents
- 62
- Published applications
- 18
- Assignees
- 43
- Inventors
- 112
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 4 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cross-flow filtration device and cross-flow filtration method23 Jul 2024US 12,042,766 B2NEC Corporation
- Cooling device for power source for ship propulsion device25 Apr 2023US 11,634,202 B2Suzuki Motor Corporation
- Self-cleaning filtration system for use in agricultural sprayers29 Mar 2022US 11,285,414 B2
- Filter cleaning system and method26 May 2020US 10,661,205 B2Filtration Technology Corporation
- Suspended-matter removing method utilizing biofilm and suspended-matter removing apparatus utilizing biofilm4 Jun 2019US 10,308,525 B2Mitsubishi Heavy Industries Engineering, Ltd.
- Cooling device for power source for ship propulsion device9 Dec 2021US 2021/0380213 A1Suzuki Motor Corporation
- Cross-flow filtration device and cross-flow filtration method13 Aug 2020US 2020/0254389 A1NEC Corporation
- Self-cleaning filtration system for use in agricultural sprayers6 Aug 2020US 2020/0246738 A1
- Filter cleaning system and method3 Jan 2019US 2019/0001243 A1Filtration Technology Corporation
- Modular Sectorised Filter Element27 Dec 2018US 2018/0369727 A1Novhidro, S.L.
Most cited
By later US patents