B01D 2201/082
Suction devices placed on the cake side of the filtering element
B01D2201/082 (Suction devices placed on the cake side of the filtering element) appears on 79 US grants and 77 published applications in this corpus.
Search patents in B01D- Granted patents
- 79
- Published applications
- 77
- Assignees
- 53
- Inventors
- 125
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 5 |
| 2006 | 2 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 2 | 11 |
| 2014 | 3 | 5 |
| 2015 | 1 | 1 |
| 2016 | 3 | 5 |
| 2017 | 4 | 3 |
| 2018 | 4 | 3 |
| 2019 | 4 | 7 |
| 2020 | 6 | 5 |
| 2021 | 3 | 6 |
| 2022 | 7 | 3 |
| 2023 | 3 | 4 |
| 2024 | 4 | 2 |
| 2025 | 1 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Method and apparatus for cleaning filter material in a filter apparatus utilizing a suction generating nozzle99US 5,951,878 AAqua-Aerobic Systems, Inc. · 1999
- Self cleaning strainer54US 4,818,402 ATM Industrial Supply, Inc. · 1989
- Self-cleaning filter49US 5,268,095 AFiltration Ltd. · 1993
- Self-cleaning strainer47US 5,152,891 AT/M Industrial Supply, Inc. · 1992
- Pipeline sieve with a suction removal device38US 4,867,879 ATaprogge Gesellschaft mbH · 1989