B63B 21/04
Fastening or guiding equipment for chains, ropes, hawsers, or the like
Official title: Fastening or guiding equipment for chains, ropes, hawsers, or the like {(means for fastening cables or ropes in general F16G11/00)}
B63B21/04 (Fastening or guiding equipment for chains, ropes, hawsers, or the like) appears on 711 US grants and 521 published applications in this corpus.
Search patents in B63B- Granted patents
- 711
- Published applications
- 521
- Assignees
- 315
- Inventors
- 1,167
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 12 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 14 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 11 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 14 | 0 |
| 1999 | 20 | 0 |
| 2000 | 21 | 0 |
| 2001 | 9 | 1 |
| 2002 | 11 | 7 |
| 2003 | 17 | 6 |
| 2004 | 9 | 7 |
| 2005 | 15 | 20 |
| 2006 | 17 | 19 |
| 2007 | 9 | 12 |
| 2008 | 19 | 16 |
| 2009 | 10 | 16 |
| 2010 | 12 | 11 |
| 2011 | 13 | 20 |
| 2012 | 11 | 15 |
| 2013 | 19 | 19 |
| 2014 | 13 | 19 |
| 2015 | 27 | 23 |
| 2016 | 29 | 25 |
| 2017 | 25 | 38 |
| 2018 | 28 | 25 |
| 2019 | 26 | 30 |
| 2020 | 25 | 26 |
| 2021 | 29 | 29 |
| 2022 | 21 | 38 |
| 2023 | 37 | 39 |
| 2024 | 22 | 23 |
| 2025 | 25 | 16 |
| 2026 | 14 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mooring connector for connecting synthetic fibre ropes25 Aug 2026US RE51,012 E1Nylacast Engineered Products Ltd
- Mechanical joints and process for using same4 Aug 2026US 12,698,796 B2Modec America, Inc.
- Mooring systems and processes for using same30 Jun 2026US 12,668,330 B2Modec America, Inc.
- Underwater anchoring devices, systems, and methods9 Jun 2026US 12,649,546 B2Verterra Energy Inc.
- Quick release pin marine mount system for quick release accessories2 Jun 2026US 12,644,481 B2CompX International Inc.
- Integrated tensioner1 Oct 2026US 2026/0296599 A1Kongsberg Maritime AS
- Underwater anchoring devices, systems, and methods24 Sep 2026US 2026/0285446 A1Verterra Energy Inc.
- System for locking and unlocking an elongate element with sleeve and two securing elements, one at each end of the sleeve10 Sep 2026US 2026/0264811 A1
- Floating offshore structure27 Aug 2026US 2026/0249956 A1Petroliam Nasional Berhad (Petronas)
- Floating offshore structure27 Aug 2026US 2026/0249957 A1Petroliam Nasional Berhad (Petronas)
Most cited
By later US patents
- Camming cleat member for rope106US 5,070,805 A1991
- Cam cleat52US 4,956,897 ARonstan International Pty. Ltd. · 1990
- Mooring device49US 4,297,963 A1981
- Cam cleat46US 4,278,042 A1981
- Underwater self-aligning fairlead latch device for mooring a structure at sea46US 5,845,893 ABardex Engineering, Inc. · 1998