E21B 43/0122
Collecting oil or the like from a submerged leakage
Official title: {Collecting oil or the like from a submerged leakage (cleaning or keeping clear the surface of open water from oil or the like E02B15/04)}
E21B43/0122 (Collecting oil or the like from a submerged leakage) appears on 260 US grants and 290 published applications in this corpus.
Search patents in E21B- Granted patents
- 260
- Published applications
- 290
- Assignees
- 106
- Inventors
- 512
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 5 |
| 2011 | 7 | 35 |
| 2012 | 13 | 77 |
| 2013 | 25 | 47 |
| 2014 | 38 | 19 |
| 2015 | 39 | 30 |
| 2016 | 17 | 13 |
| 2017 | 23 | 12 |
| 2018 | 8 | 7 |
| 2019 | 12 | 6 |
| 2020 | 11 | 4 |
| 2021 | 4 | 7 |
| 2022 | 4 | 5 |
| 2023 | 3 | 5 |
| 2024 | 5 | 3 |
| 2025 | 3 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for subsea well leak detection and containment16 Jun 2026US 12,655,755 B2Baker Hughes Energy Technology UK Limited
- Detection and extraction of NAPL contaminates14 Apr 2026US 12,601,344 B2NAPL Solutions, LLC
- Methods and systems for high resolution imaging and reconnaissance of buried subsurface infrastrucutre using above surface geophysical sensors and artificial intelligence12 Aug 2025US 12,385,364 B2
- Containment unit, containment system and method for containing fluid leaks18 Feb 2025US 12,228,017 B2Marquix, Inc.
- Mobile modular containment system7 Jan 2025US 12,188,334 B1
- Method and apparatus for confining the spread of pollutants spilled into a moving fluid8 Oct 2026US 2026/0308859 A1
- Device for collecting oil-rich liquids28 May 2026US 2026/0146511 A1
- Containment unit, containment system and method for containing fluid leaks15 Jan 2026US 2026/0015923 A1Marquix, Inc.
- Subsea mechanical dispersion system18 Sep 2025US 2025/0290390 A1
- Detection and extraction of napl contaminates1 May 2025US 2025/0137451 A1NAPL Solutions, LLC
Most cited
By later US patents
- Emergency well-control vessel110US 4,336,843 AOdeco Engineers Inc. · 1982
- Apparatus for controlling and preventing oil blowouts74US 4,323,118 A1982
- Subsea blowout containment method and apparatus57US 4,324,505 A1982
- Deep sea oil salvage means49US 4,531,860 A1985
- Hydrocarbon products damage control systems43US 4,420,400 AGeneral Technology Applications, Inc. · 1983