E03F 5/22
Adaptations of pumping plants for lifting sewage
Official title: Adaptations of pumping plants for lifting sewage (wheeled apparatus for emptying sewers or cesspools E03F7/10; pumps, pumping plants, per se F04)
E03F5/22 (Adaptations of pumping plants for lifting sewage) appears on 218 US grants and 171 published applications in this corpus.
Search patents in E03F- Granted patents
- 218
- Published applications
- 171
- Assignees
- 116
- Inventors
- 369
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 4 |
| 2006 | 2 | 5 |
| 2007 | 0 | 4 |
| 2008 | 1 | 4 |
| 2009 | 4 | 3 |
| 2010 | 4 | 7 |
| 2011 | 3 | 6 |
| 2012 | 4 | 6 |
| 2013 | 8 | 12 |
| 2014 | 5 | 6 |
| 2015 | 7 | 7 |
| 2016 | 8 | 6 |
| 2017 | 9 | 8 |
| 2018 | 8 | 13 |
| 2019 | 8 | 11 |
| 2020 | 16 | 7 |
| 2021 | 14 | 12 |
| 2022 | 4 | 14 |
| 2023 | 8 | 8 |
| 2024 | 9 | 14 |
| 2025 | 10 | 6 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for determining a pump station capacity measure15 Sep 2026US 12,735,887 B2Xylem Europe GmbH
- Condensed sump pump crock25 Aug 2026US 12,716,227 B2Independence Materials Group, LLC
- Method for producing a submersible motor pump18 Aug 2026US 12,710,045 B2Wilo SE
- Sump pump crock23 Jun 2026US 12,662,293 B2Independence Materials Group, LLC
- Filter assembly and foreign substance discharge device including same10 Mar 2026US 12,569,786 B2
- Telescopic snap-fit sump basin, and the like2 Jul 2026US 2026/0185343 A1Jackel, Inc.
- Modular dry well pump station apparatus, system and method18 Jun 2026US 2026/0168500 A1Industrial Flow Solutions Operating, LLC
- Filter assembly and foreign substance discharge device including same5 Mar 2026US 2026/0061349 A1
- Vacuum wastewater device, vacuum wastewater device arrangement and method for removing wastewater from a wastewater reservoir using at least one vacuum wastewater device26 Feb 2026US 2026/0053305 A1Roediger Vacuum GmbH
- System and method for determining flow parameter of flow of fluid from or into receptacle6 Nov 2025US 2025/0341415 A1MANN+HUMMEL Ventures Pte. Ltd.
Most cited
By later US patents
- Emergency sump pump and alarm warning system112US 4,456,432 AJennings Pump Company · 1984
- Sewerage pumping means for lift station55US 4,529,359 A1985
- Liquid level control systems51US 8,032,256 B1SJE-Rhombus · 2011
- Basement sump system and method46US 7,788,877 B2DNI Realty, LLC · 2010
- Quick disconnect for sewage system39US 4,702,274 AMartinson Manufacturing Company, Inc. · 1987