E02F 3/9275
With axis of rotation parallel to longitudinal axis of the suction pipe
Official title: {with axis of rotation parallel to longitudinal axis of the suction pipe}
E02F3/9275 (With axis of rotation parallel to longitudinal axis of the suction pipe) appears on 23 US grants and 16 published applications in this corpus.
Search patents in E02F- Granted patents
- 23
- Published applications
- 16
- Assignees
- 11
- Inventors
- 37
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 4 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 3 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydro excavation vacuum apparatus and fluid storage and supply systems thereof12 Aug 2025US 12,385,215 B2Vermeer Manufacturing Company
- Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site15 Apr 2025US 12,276,080 B2Vermeer Manufacturing Company
- Dredge system3 Sep 2024US 12,077,934 B2Eddy Pump Corporation
- Hydro excavation vacuum apparatus3 Sep 2024US 12,077,936 B2Vermeer Manufacturing Company
- Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site20 Feb 2024US 11,905,677 B2Vermeer Manufacturing Company
- Improvements In and Relating To Underwater Excavation Apparatus27 Mar 2025US 2025/0101710 A1
- Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site2 Feb 2023US 2023/0030715 A1Vermeer Manufacturing Company
- Dredge system10 Nov 2022US 2022/0356671 A1Eddy Pump Corporation
- Hydro excavation vacuum apparatus and fluid storage and supply systems thereof28 Oct 2021US 2021/0332554 A1Vermeer Manufacturing Company
- Trench cutter and method for producing a cut trench in the soil1 Apr 2021US 2021/0095435 A1BAUER Spezialtiefbau GmbH
Most cited
By later US patents
- Method and apparatus for removing sediment or other flowable solid material from a bed underlying a body of water27US 4,312,762 A1982
- Underwater mining apparatus25US 6,178,670 B2Rotech Holdings Limited · 2001
- Apparatus and method for forming a crater in material beneath a body of water17US 5,083,386 A1992
- Apparatus and method for forming a crater in material beneath a body of water13US 4,979,322 ASubaqueous Services, Inc. · 1990
- Recovery of sediments from the bottom of the sea12US 4,386,473 APreussag Aktiengesellschaft · 1983