E03F 2201/30
Devices providing a sequential discharge in sewer systems
E03F2201/30 (Devices providing a sequential discharge in sewer systems) appears on 10 US grants and 10 published applications in this corpus.
Search patents in E03F- Granted patents
- 10
- Published applications
- 10
- Assignees
- 6
- Inventors
- 26
- Latest grant
- 17 Nov 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Tank with a tilting bucket15 Mar 2012US 2012/0061406 A1Maya Group
- Sequencer assembly, system and method10 Feb 2011US 2011/0030814 A1
- Apparatus, system and method for discharging wastewater from a well-house27 May 2010US 2010/0126941 A1
- Sanitary Water Conservation Device11 Feb 2010US 2010/0032032 A1Ducane Research and Development Pty Ltd
Most cited
By later US patents
- Effluent dosing septic system28US 5,290,434 A1994
- Sewage effluent distribution means16US 7,040,840 B22006
- Buoyancy flushing apparatus and method thereof8US 6,886,588 B22005
- Apparatus for continuous constant discharge of liquid from a container6US 4,305,426 APassavant-Werke Michelbacher Huette · 1981
- Dual sensor liquid accumulator4US 6,684,902 B1AcornVac, Inc. · 2004