B63B 21/22
Handling or lashing of anchors
B63B21/22 (Handling or lashing of anchors) appears on 250 US grants and 126 published applications in this corpus.
Search patents in B63B- Granted patents
- 250
- Published applications
- 126
- Assignees
- 113
- Inventors
- 381
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 1 |
| 2004 | 3 | 3 |
| 2005 | 6 | 7 |
| 2006 | 5 | 4 |
| 2007 | 3 | 1 |
| 2008 | 2 | 5 |
| 2009 | 4 | 7 |
| 2010 | 1 | 6 |
| 2011 | 7 | 1 |
| 2012 | 5 | 6 |
| 2013 | 2 | 5 |
| 2014 | 4 | 13 |
| 2015 | 9 | 7 |
| 2016 | 8 | 6 |
| 2017 | 9 | 8 |
| 2018 | 9 | 5 |
| 2019 | 5 | 5 |
| 2020 | 6 | 4 |
| 2021 | 2 | 5 |
| 2022 | 4 | 4 |
| 2023 | 6 | 8 |
| 2024 | 3 | 4 |
| 2025 | 4 | 3 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable marine anchoring device and portable fender8 Sep 2026US 12,728,957 B2
- Retrofittable anchor retrieval accessory8 Sep 2026US 12,728,958 B1
- Vehicle for installing anchors in an underwater substrate2 Jun 2026US 12,643,642 B2Other Lab, LLC
- Buoyant rotatable marine transducer31 Mar 2026US 12,589,837 B2Dublin Offshore Consultants Ltd
- Block and tackle assembly for bladder anchor17 Mar 2026US 12,576,948 B1Hotwire Development, LLC
- A Tow Pin Device and a Tow Pin and Shark Jaw Arrangement20 Aug 2026US 2026/0242036 A1Kongsberg Maritime AS
- Portable marine anchoring device and portable fender25 Jun 2026US 2026/0175948 A1WavesRX, LLC
- Kayak Anchor Support System11 Jun 2026US 2026/0159195 A1
- Portable marine anchoring device and portable fender11 Jun 2026US 2026/0159197 A1
- Arrangement and Method for Retrieving Broken Moorings30 Apr 2026US 2026/0116517 A1Petroleo Brasileiro S.A. - Petrobras
Most cited
By later US patents
- Bow pulpit mounted pivoting fluke type anchor holder32US 3,935,830 A1976
- ROV installed suction piles30US 6,719,496 B1Shell Oil Company · 2004
- Water-based wind-driven power generation using a submerged platform29US 7,242,107 B12007
- Apparatus and method for deploying an object or a load on a seabed26US 6,588,985 B12003
- Freefall windlass with governor26US 7,140,598 B2Campbell Hausfeld/Scott Fetzer Company · 2006