B63B 1/121
Comprising two hulls
Official title: {comprising two hulls (B63B1/107 takes precedence)}
B63B1/121 (Comprising two hulls) appears on 365 US grants and 314 published applications in this corpus.
Search patents in B63B- Granted patents
- 365
- Published applications
- 314
- Assignees
- 150
- Inventors
- 613
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 2 |
| 2002 | 5 | 2 |
| 2003 | 9 | 4 |
| 2004 | 3 | 17 |
| 2005 | 10 | 9 |
| 2006 | 11 | 7 |
| 2007 | 9 | 14 |
| 2008 | 3 | 6 |
| 2009 | 6 | 4 |
| 2010 | 5 | 9 |
| 2011 | 5 | 5 |
| 2012 | 5 | 6 |
| 2013 | 4 | 8 |
| 2014 | 4 | 8 |
| 2015 | 9 | 20 |
| 2016 | 19 | 21 |
| 2017 | 19 | 24 |
| 2018 | 18 | 15 |
| 2019 | 20 | 20 |
| 2020 | 20 | 15 |
| 2021 | 15 | 21 |
| 2022 | 16 | 11 |
| 2023 | 13 | 22 |
| 2024 | 15 | 14 |
| 2025 | 14 | 19 |
| 2026 | 9 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Amphibious vehicle systems22 Sep 2026US 12,741,493 B2
- Pontoon boat with tuning plates11 Aug 2026US 12,703,463 B2Polaris Industries Inc.
- Wind-powered energy generation system for multi-hull marine vessels4 Aug 2026US 12,698,055 B2
- Enclosure system for a pontoon boat14 Jul 2026US 12,679,505 B2Polaris Industries Inc.
- Tender with hybrid catamaran hull configuration14 Apr 2026US 12,600,433 B2Aspen Power Catamarans LLC
- Recreational surface vessel17 Sep 2026US 2026/0274379 A1
- Pontoon Mounting of Rotary Blade and Attitude Control for Multi-Hull Vessels3 Sep 2026US 2026/0257765 A1Seakeeper, Inc.
- Ocean-going ship with active stability13 Aug 2026US 2026/0233807 A1Astraea Marine
- Connecting apparatus for floating structures and floating pier including the same30 Jul 2026US 2026/0218467 A1Seawaytech. Co., Ltd.
- Reduction of biofouling on watercraft25 Jun 2026US 2026/0175944 A1Epff Electrical Pipe for Fluid Transport AB
Most cited
By later US patents