E02C 5/00
Mechanisms for lifting ships vertically
Official title: Mechanisms for lifting ships vertically (salvaging sunken vessels B63C7/00)
E02C5/00 (Mechanisms for lifting ships vertically) appears on 22 US grants and 22 published applications in this corpus.
Search patents in E02C- Granted patents
- 22
- Published applications
- 22
- Assignees
- 16
- Inventors
- 82
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Marine rail lift system20 May 2025US 12,305,347 B1
- Control system for boat lift21 May 2024US 11,987,332 B2Premier Remotes and Products, LLC
- Automated boat lift and trolley4 Jul 2023US 11,691,705 B2
- Shiplift platform elevation12 Jul 2022US 11,383,804 B2Bardex Corporation
- Bidirectional ship lift by gravity balancing10 Aug 2021US 11,085,158 B2Shanghai Maritime University
- Control system for boat lift1 Dec 2022US 2022/0380007 A1Premier Remotes and Products, LLC
- Shiplift platform elevation11 Mar 2021US 2021/0070408 A1Bardex Corporation
- Automated boat lift and trolley21 Jan 2021US 2021/0016861 A1
- Bidirectional ship lift by gravity balancing26 Nov 2020US 2020/0370263 A1Shanghai Maritime University
- Automated boat lift and trolley24 Sep 2020US 2020/0298948 A1
Most cited
By later US patents