E02D 27/52
Submerged foundations , i.e. submerged in open water
Official title: Submerged foundations {, i.e. submerged in open water (E02D27/12 - E02D27/24 take precedence)}
E02D27/52 (Submerged foundations , i.e. submerged in open water) appears on 386 US grants and 448 published applications in this corpus.
Search patents in E02D- Granted patents
- 386
- Published applications
- 448
- Assignees
- 293
- Inventors
- 947
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 0 |
| 2003 | 4 | 2 |
| 2004 | 3 | 2 |
| 2005 | 2 | 6 |
| 2006 | 1 | 6 |
| 2007 | 5 | 5 |
| 2008 | 4 | 5 |
| 2009 | 3 | 4 |
| 2010 | 3 | 10 |
| 2011 | 4 | 16 |
| 2012 | 0 | 24 |
| 2013 | 10 | 10 |
| 2014 | 17 | 15 |
| 2015 | 10 | 31 |
| 2016 | 14 | 24 |
| 2017 | 18 | 15 |
| 2018 | 27 | 15 |
| 2019 | 16 | 18 |
| 2020 | 20 | 26 |
| 2021 | 20 | 27 |
| 2022 | 27 | 42 |
| 2023 | 26 | 47 |
| 2024 | 32 | 37 |
| 2025 | 31 | 41 |
| 2026 | 23 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated monopile system having a nuclear reactor18 Aug 2026US 12,712,090 B2Blue Energy Global Inc.
- Stabbing system for installing offshore jacket structure and installation method of offshore jacket structure using the same21 Jul 2026US 12,686,983 B2K-Bets
- Eccentric suction pile pump with hinged lift appliance7 Jul 2026US 12,673,750 B2Spt Equipment B.V.
- Hydraulic down-the-hole hammer and subsea pile23 Jun 2026US 12,662,880 B2Mincon International Limited
- Method for fabricating a gravity-based structure (GBS) at a specialized fabrication site16 Jun 2026US 12,655,592 B2Publischnoe Aktsionernoe Obshchestvo “NOVATEK”
- Pile structure for an offshore wind turbine and methods of installing the same1 Oct 2026US 2026/0297881 A1Equinor Energy AS
- Foundation pile positioning system17 Sep 2026US 2026/0275673 A1Iqip Holding B.V.
- Pile tube and method for forming a foundation pile3 Sep 2026US 2026/0258625 A1BAUER Offshore Technologies GmbH
- A detachable suction pump skid3 Sep 2026US 2026/0258627 A1Alfa Laval Corporate AB
- Floating offshore structure27 Aug 2026US 2026/0249956 A1Petroliam Nasional Berhad (Petronas)
Most cited
By later US patents
- Submarine drilling device81US 4,742,876 ASoletanche · 1988
- Process for placing a piling in the ground, a drilling machine and an arrangement for implementing this process78US 4,904,119 ASoletanche · 1990
- Frictional coupler and stiffener for strengthening a section of piling49US 6,561,736 B12003
- System for connecting an underwater platform to an underwater floor45US 4,216,835 A1980
- Mudmat design37US 4,720,214 AShell Offshore Inc. · 1988