E03F 5/106
Passive flow control devices, i.e. not moving during flow regulation
Official title: {Passive flow control devices, i.e. not moving during flow regulation}
E03F5/106 (Passive flow control devices, i.e. not moving during flow regulation) appears on 63 US grants and 59 published applications in this corpus.
Search patents in E03F- Granted patents
- 63
- Published applications
- 59
- Assignees
- 39
- Inventors
- 100
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 5 |
| 2008 | 1 | 3 |
| 2009 | 2 | 1 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 0 | 4 |
| 2013 | 4 | 1 |
| 2014 | 5 | 4 |
| 2015 | 1 | 3 |
| 2016 | 0 | 0 |
| 2017 | 4 | 2 |
| 2018 | 1 | 0 |
| 2019 | 4 | 6 |
| 2020 | 5 | 3 |
| 2021 | 5 | 5 |
| 2022 | 1 | 5 |
| 2023 | 1 | 1 |
| 2024 | 4 | 3 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
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Most cited
By later US patents
- Methods and modules for an underground assembly for storm water retention or detention56US 6,991,402 B2StormTrap LLC · 2006
- Vortex flow regulators for storm sewer catch basins53US 5,080,137 A1992
- Flow controlling device for a discharge system such as a drainage system53US 5,303,782 A1994
- Methods and modules for an underground assembly for storm water retention or detention51US 7,344,335 B2StormTrap LLC · 2008
- Methods and module for an underground assembly for storm water retention or detention48US 7,160,058 B2StormTrap LLC · 2007