F41H 11/05
Net barriers for harbour defence
Official title: Net barriers for harbour defence {(arrangement of mines F42B22/24; protective nets used with ships B63G9/04)}
F41H11/05 (Net barriers for harbour defence) appears on 59 US grants and 55 published applications in this corpus.
Search patents in F41H- Granted patents
- 59
- Published applications
- 55
- Assignees
- 31
- Inventors
- 105
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 4 | 3 |
| 2006 | 1 | 4 |
| 2007 | 0 | 0 |
| 2008 | 2 | 3 |
| 2009 | 3 | 2 |
| 2010 | 1 | 2 |
| 2011 | 4 | 3 |
| 2012 | 2 | 4 |
| 2013 | 1 | 0 |
| 2014 | 3 | 2 |
| 2015 | 1 | 5 |
| 2016 | 4 | 4 |
| 2017 | 1 | 0 |
| 2018 | 3 | 2 |
| 2019 | 5 | 6 |
| 2020 | 4 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 0 |
| 2023 | 2 | 2 |
| 2024 | 0 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Marine barrier18 Aug 2026US 12,710,252 B2Bishop Ascendant, Inc.
- Floating barrier system3 Mar 2026US 12,566,051 B2Oceanetics, Inc.
- Waterfront barrier system28 Oct 2025US 12,455,147 B2Oceanetics, Inc.
- Restrictive barrier21 Nov 2023US 11,821,157 B2Cochrane USA, Inc.
- Compliant single net marine barrier27 Jun 2023US 11,686,557 B2Halo Maritime Defense Systems, Inc.
- Buoy and buoy assembly11 Dec 2025US 2025/0376824 A1
- Modular maritime deployment system for multifunctional subsurface and surface operations9 Oct 2025US 2025/0314462 A1Ultrasea, Inc.
- Marine barrier18 Jul 2024US 2024/0240921 A1Bishop Ascendant, Inc.
- Floating Barrier System6 Jun 2024US 2024/0183641 A1Oceanetics, Inc.
- Autonomous Unmanned Waterside Security Barrier Propulsion and Gate System, Preferably With Unmanned Barrier Gate (UBG)30 Nov 2023US 2023/0384063 A1
Most cited
By later US patents
- Torpedo countermeasures57US 5,069,109 ALoral Corporation · 1991
- Detonator net weapon54US 4,768,417 A1988
- Barrier arrangement and a method for producing the same49US 4,688,024 ASafe Bridge AB · 1987
- Apparatus and method for protecting ships and harbors from attack by vessels35US 6,591,774 B22003
- Anti torpedo device31US 4,262,595 AThe Singer Company · 1981