E03F 7/103
With a tank featuring one or more partition walls
Official title: {with a tank featuring one or more partition walls}
E03F7/103 (With a tank featuring one or more partition walls) appears on 21 US grants and 11 published applications in this corpus.
Search patents in E03F- Granted patents
- 21
- Published applications
- 11
- Assignees
- 12
- Inventors
- 21
- Latest grant
- 10 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and methods for dewatering sludge10 Oct 2023US 11,780,757 B2Biovac Solutions Inc.
- Balanced hydrovac5 Sep 2023US 11,746,518 B2
- Cleaning vehicle and high pressure cleaning systems7 Mar 2023US 11,596,984 B2Omega Liquid Waste Solutions Inc.
- Pump-storage device and pump-storage sewage truck including the same13 Sep 2022US 11,441,306 B2
- Apparatus and methods for dewatering sludge5 Apr 2022US 11,292,739 B2Biovac Solutions Inc.
- Cleaning vehicle and high pressure cleaning systems8 Jun 2023US 2023/0173554 A1Omega Liquid Waste Solutions Inc.
- Apparatus and methods for dewatering sludge7 Jul 2022US 2022/0212974 A1Biovac Solutions Inc.
- Pump-storage device and pump-storage sewage truck including the same11 Mar 2021US 2021/0071407 A1
- Balanced Hydrovac28 Jan 2021US 2021/0025155 A1
- Apparatus and methods for dewatering sludge4 Jun 2020US 2020/0172420 A1Biovac Solutions Inc.
Most cited
By later US patents
- Apparatus and method for receiving, draining and disposing of dredged material109US 4,975,205 ASubaqueous Services, Inc. · 1990
- Apparatus for sewer cleaning and the like70US 4,199,837 AAquatech Co., Ltd. · 1980
- Dump truck for receiving draining and disposing of dredged material43US 5,021,156 ASubaqueous Services, Inc. · 1991
- Portable system for dewatering contents of sanitary sewer traps28US 4,816,167 AWaste Management, Inc. · 1989
- Method and system for the recuperation of septic tank content28US 6,790,368 B1Groupe SNS (Service de nettoyage sanitaire) Inc. · 2004