E02F 3/885
Self propelled
Official title: {self propelled, e.g. ship}
E02F3/885 (Self propelled) appears on 54 US grants and 58 published applications in this corpus.
Search patents in E02F- Granted patents
- 54
- Published applications
- 58
- Assignees
- 35
- Inventors
- 115
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 2 | 3 |
| 2011 | 3 | 4 |
| 2012 | 4 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 4 |
| 2016 | 1 | 4 |
| 2017 | 4 | 5 |
| 2018 | 5 | 3 |
| 2019 | 4 | 5 |
| 2020 | 3 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 4 | 1 |
| 2024 | 1 | 4 |
| 2025 | 4 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Marine vessels and methods of using same9 Sep 2025US 12,410,583 B1Wing Marine LLC
- Visual cues to reduce marine life mortality during a dredging operation9 Sep 2025US 12,410,584 B2Great Lakes Dredge & Dock Company, LLC
- Marine vessels and methods of using same26 Aug 2025US 12,398,532 B2Wing Marine LLC
- Equipment for in-situ restoration of sediment15 Jul 2025US 12,356,908 B2
- Device for the removal of sludge and/or sand from the bottom of a wetland16 Apr 2024US 11,959,248 B2
- Marine vessels and methods of using same11 Sep 2025US 2025/0283298 A1Wing Marine LLC
- Marine vessels and methods of using same24 Jul 2025US 2025/0237036 A1Wing Marine LLC
- An Equipment for In-situ Restoration of Sediment22 May 2025US 2025/0160274 A1Chinese Research Academy of Envirionmental Sciences
- Discharging system for a hopper9 Jan 2025US 2025/0012047 A1IHC Holland IE B.V.
- Underwater milling suction robot22 Aug 2024US 2024/0279904 A1Star (Shanghai) Transmission Engineering Co., Ltd.
Most cited
By later US patents
- Process to maintain large clean recreational water bodies43US 7,820,055 B2Crystal Lagoons Corporation LLC · 2010
- Structure to contain a large water body of at least 15,000 m331US 8,062,514 B2Crystal Lagoons Corporation LLC · 2011
- Suction device for cleaning a bottom surface of a structure of at least 15,000 m331US 8,070,942 B2Crystal Lagoons Corporation LLC · 2011
- Process to maintain large clean recreational water bodies30US 8,790,518 B2Crystal Lagoons (Curacao) B.V. · 2014
- Remediation with ozone of sediments containing organic contaminants29US 7,011,749 B2University of Utah Research Foundation · 2006