B63B 35/66
Tugs
Official title: Tugs (towing or pushing equipment B63B21/56)
B63B35/66 (Tugs) appears on 191 US grants and 111 published applications in this corpus.
Search patents in B63B- Granted patents
- 191
- Published applications
- 111
- Assignees
- 104
- Inventors
- 314
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 8 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 7 | 1 |
| 2003 | 3 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 4 | 5 |
| 2008 | 1 | 4 |
| 2009 | 1 | 7 |
| 2010 | 4 | 4 |
| 2011 | 7 | 3 |
| 2012 | 2 | 3 |
| 2013 | 2 | 3 |
| 2014 | 4 | 7 |
| 2015 | 4 | 4 |
| 2016 | 3 | 4 |
| 2017 | 4 | 5 |
| 2018 | 7 | 10 |
| 2019 | 8 | 12 |
| 2020 | 8 | 12 |
| 2021 | 6 | 5 |
| 2022 | 6 | 6 |
| 2023 | 5 | 2 |
| 2024 | 3 | 4 |
| 2025 | 3 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Towing staple and hull for a vessel for towing5 Aug 2025US 12,377,937 B2Svitzer A/S
- Determining a virtual representation of at least part of an environment29 Jul 2025US 12,372,358 B2A. P. Møller-Mærsk A/S
- Marine craft22 Jul 2025US 12,365,422 B2
- Watersports system and assembly, method of manufacture and dismantling2 Jul 2024US 12,024,267 B2Sealver
- Intelligent simulation system for jacket towing and modeling method thereof23 Apr 2024US 11,966,667 B2Harbin Engineering University
- Integrated tensioner1 Oct 2026US 2026/0296599 A1Kongsberg Maritime AS
- Control method for ship mooring stability auxiliary structure25 Jun 2026US 2026/0175947 A1China Shipbuilding NDRI Engineering Co.,Ltd
- Coupler10 Jul 2025US 2025/0223009 A1Svitzer A/S
- Multihull module6 Jun 2024US 2024/0182141 A1Metal Industries Research & Development Centre
- Modified workboat and method for efficiently powering a workboat11 Apr 2024US 2024/0116614 A1
Most cited
By later US patents
- Autonomous marine vehicle159US 6,269,763 B12001
- Convoy of towed ocean going cargo vessels and method for shipping across an ocean98US 6,354,235 B12002
- Autonomous swimming cargo containers52US 7,320,289 B12008
- Hybrid propulsion systems46US 8,062,081 B2Foss Maritime Company · 2011
- Jet drive propulsion system for a pontoon boat36US 7,185,599 B1Brunswick Corporation · 2007