E02D 19/04
By coffer-dams
Official title: by coffer-dams {, e.g. made of sheet piles (permanent sheet piling boxes E02D27/30)}
E02D19/04 (By coffer-dams) appears on 46 US grants and 40 published applications in this corpus.
Search patents in E02D- Granted patents
- 46
- Published applications
- 40
- Assignees
- 27
- Inventors
- 87
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 2 |
| 2016 | 3 | 1 |
| 2017 | 2 | 0 |
| 2018 | 3 | 3 |
| 2019 | 1 | 0 |
| 2020 | 3 | 4 |
| 2021 | 4 | 4 |
| 2022 | 4 | 6 |
| 2023 | 5 | 5 |
| 2024 | 2 | 2 |
| 2025 | 5 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Suction pile cofferdam28 Oct 2025US 12,454,804 B2Delta Subsea LLC
- Portable cofferdam system1 Jul 2025US 12,345,008 B2Subsurface, Inc.
- Suction pile cofferdam1 Jul 2025US 12,345,009 B2Delta Subsea LLC
- Water replacement type storage field construction method and storage field4 Feb 2025US 12,215,470 B2Cccc First Harbor Engineering Co., Ltd.
- Dynamically deployable low-visibility pneumatic cofferdam system, method and apparatus14 Jan 2025US 12,195,937 B2George Mason University
- Portable Cofferdam System23 Oct 2025US 2025/0327262 A1Subsurface, Inc.
- Device forming a water-free space on the underwater surface9 Oct 2025US 2025/0313317 A1Zhejiang University
- Suction pile cofferdam18 Sep 2025US 2025/0290266 A1Delta Subsea LLC
- Water replacement type storage field construction method and storage field7 Nov 2024US 2024/0368852 A1Cccc First Harbor Engineering Co., Ltd.
- Portable Cofferdam System17 Oct 2024US 2024/0344292 A1Subsurface, Inc.
Most cited
By later US patents
- Contaminated sediment remediation vessel24US 6,640,470 B22003
- Apparatus for and method of constructing a sheet piling shoring structure17US 4,419,030 ABurkemper Methods, Inc. · 1983
- Means for producing subaqueous and other cast-in-place concrete structures in situ15US 3,984,989 A1976
- Means for producing subaqueous and other cast-in-place concrete structures in situ14US 4,011,728 A1977
- Underwater excavator11US 4,408,405 AThe United States of America as represented by the Secretary of the Navy · 1983