B63C 9/21
Boats, rafts, buoys or the like, characterised by signalling means
Official title: {Boats, rafts, buoys or the like, characterised by signalling means, e.g. lights, reflectors (B63C9/08 takes precedence)}
B63C9/21 (Boats, rafts, buoys or the like, characterised by signalling means) appears on 56 US grants and 26 published applications in this corpus.
Search patents in B63C- Granted patents
- 56
- Published applications
- 26
- Assignees
- 23
- Inventors
- 81
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 4 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rescue sled assembly24 Jun 2025US 12,337,943 B2
- Wireless water activated lights12 Nov 2024US 12,140,454 B2Goodrich Corporation
- Rescue network system for watercraft5 Mar 2024US 11,919,613 B2Yamaha Hatsudoki Kabushiki Kaisha
- Beanbag with storage11 Apr 2023US 11,623,718 B2
- Personal flotation device with safety features2 Nov 2021US 11,161,577 B1
- Rescue sled assembly4 Jul 2024US 2024/0217632 A1
- Wireless water activated lights5 Oct 2023US 2023/0314174 A1Goodrich Corporation
- Lifejacket storage device20 Jul 2023US 2023/0227136 A1
- Beanbag with Storage19 Jan 2023US 2023/0019548 A1
- Rescue network system for watercraft9 Sep 2021US 2021/0276674 A1Yamaha Hatsudoki Kabushiki Kaisha
Most cited
By later US patents
- Visual locating device for persons lost at sea or the like94US 5,421,287 A1995
- Parafoil-borne distress signals86US 5,736,954 AS E Ventures, Inc. · 1998
- Portable diver distress signalling device81US 4,080,677 A1978
- Portable light beacon53US 5,034,847 A1991
- Emergency location marker system47US 4,932,910 A1990