F42B 22/00
Marine mines
Official title: Marine mines, e.g. launched by surface vessels or submarines (F42B12/00 takes precedence; for practice or training F42B8/28; mine laying or sweeping B63G)
F42B22/00 (Marine mines) appears on 76 US grants and 22 published applications in this corpus.
Search patents in F42B- Granted patents
- 76
- Published applications
- 22
- Assignees
- 29
- Inventors
- 129
- Latest grant
- 14 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 16 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 0 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 3 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- F42B 22/04Influenced mines21
- F42B 22/10Moored mines14
- F42B 22/06Ground mines11
- F42B 22/24Arrangement of mines in fields or barriers7
- F42B 22/02Contact mines6
- F42B 22/42Marine mines: with anti-sweeping means6
- F42B 22/08Drifting mines3
- F42B 22/44Marine mines: adapted to be launched from aircraft2
All 9 subgroupsShow fewer
Recent patents
- Reconnaissance and communication assembly14 May 2024US 11,982,519 B2BAE SYSTEMS plc
- Reconnaissance and communication assembly20 Feb 2024US 11,906,274 B2BAE SYSTEMS plc
- Maritime floatation device14 Nov 2023US 11,814,148 B2
- Area denial communication latency compensation12 Jul 2022US 11,385,007 B2Northrop Grumman Systems Corporation
- System for protecting ships from torpedoes17 May 2022US 11,333,466 B2
- Underwater apparatus23 Feb 2023US 2023/0058795 A1
- A reconnaissance and communication assembly13 Oct 2022US 2022/0325995 A1BAE SYSTEMS plc
- A reconnaissance and communication assembly6 Oct 2022US 2022/0316847 A1BAE SYSTEMS plc
- System For Protecting Ships From Torpedoes29 Sep 2022US 2022/0307802 A1
- System for protecting ships from torpedoes12 Aug 2021US 2021/0247167 A1
Most cited
By later US patents
- Water reactive underwater warhead27US 4,188,884 AThe United States of America as represented by the Secretary of the Navy · 1980
- Anti-ship torpedo defense missile25US 4,215,630 AGeneral Dynamics, Pomona Division · 1980
- Underwater intelligence gathering weapon system22US 6,220,168 B1The United States of America as represented by the Secretary of the Navy · 2001
- Underwater weapon systems16US 4,586,421 AUnderwater Storage Limited · 1986
- Deepwater target-seeking mines14US 4,274,333 AThe United States of America as represented by the Secretary of the Navy · 1981