E02F 7/005
Conveying material from the underwater bottom
Official title: {conveying material from the underwater bottom (by pipelines E02F7/10; suction dredgers E02F3/88)}
E02F7/005 (Conveying material from the underwater bottom) appears on 83 US grants and 75 published applications in this corpus.
Search patents in E02F- Granted patents
- 83
- Published applications
- 75
- Assignees
- 58
- Inventors
- 201
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 4 |
| 2014 | 2 | 5 |
| 2015 | 3 | 2 |
| 2016 | 4 | 8 |
| 2017 | 3 | 2 |
| 2018 | 5 | 4 |
| 2019 | 5 | 3 |
| 2020 | 1 | 3 |
| 2021 | 3 | 2 |
| 2022 | 0 | 6 |
| 2023 | 5 | 4 |
| 2024 | 4 | 1 |
| 2025 | 5 | 7 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Seabed resource lifting apparatus24 Mar 2026US 12,584,288 B2
- Seafloor harvesting with autonomous drone swarms14 Oct 2025US 12,442,297 B2
- Marine vessels and methods of using same9 Sep 2025US 12,410,583 B1Wing Marine LLC
- Marine vessels and methods of using same26 Aug 2025US 12,398,532 B2Wing Marine LLC
- Environmentally-friendly semi-closed loop deep-sea ore hydraulic lifting system5 Aug 2025US 12,378,749 B2China Merchants Deepsea Research Institute (Sanya) Co.
- Apparatus for removing nodular material from the seabed and for separating said material30 Jul 2026US 2026/0218486 A1Soil Machine Dynamics Limited
- Subsea mining2 Jul 2026US 2026/0185446 A1Mhwirth AS
- Seafloor Harvesting System2 Apr 2026US 2026/0092524 A1
- Seafloor harvesting system2 Apr 2026US 2026/0092525 A1
- Seafloor harvesting system with authonomous drone swarms2 Apr 2026US 2026/0092526 A1
Most cited
By later US patents
- System and method for hydrate recovery60US 5,950,732 ASyntroleum Corporation · 1999
- Equipment for extracting ores from sea beds27US 4,685,742 AChantiers du Nord et de la Mediterranee · 1987
- Deep sea mining apparatus and method25US 4,010,560 A1977
- Underwater mining apparatus25US 6,178,670 B2Rotech Holdings Limited · 2001
- Underwater sediment evacuation system23US 7,621,059 B2Oceaneering International, Inc. · 2009