B01D 33/801
Driving means, shaft packing systems or the like
Official title: {Driving means, shaft packing systems or the like}
B01D33/801 (Driving means, shaft packing systems or the like) appears on 157 US grants and 97 published applications in this corpus.
Search patents in B01D- Granted patents
- 157
- Published applications
- 97
- Assignees
- 117
- Inventors
- 268
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 6 |
| 2004 | 4 | 5 |
| 2005 | 3 | 5 |
| 2006 | 7 | 3 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 4 |
| 2014 | 1 | 2 |
| 2015 | 3 | 5 |
| 2016 | 3 | 3 |
| 2017 | 3 | 6 |
| 2018 | 4 | 3 |
| 2019 | 9 | 9 |
| 2020 | 4 | 4 |
| 2021 | 4 | 6 |
| 2022 | 4 | 8 |
| 2023 | 8 | 7 |
| 2024 | 1 | 3 |
| 2025 | 5 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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By later US patents
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- Installation for the mechanical-biological purification of waste water50US 4,090,965 AMecafina S.A. · 1978
- Self-cleaning filter49US 5,268,095 AFiltration Ltd. · 1993
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