B64C 35/00
Flying-boats
Official title: Flying-boats; Seaplanes
B64C35/00 (Flying-boats) appears on 158 US grants and 177 published applications in this corpus.
Search patents in B64C- Granted patents
- 158
- Published applications
- 177
- Assignees
- 62
- Inventors
- 294
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 5 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 7 |
| 2006 | 6 | 10 |
| 2007 | 3 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 4 | 3 |
| 2012 | 3 | 3 |
| 2013 | 3 | 4 |
| 2014 | 1 | 3 |
| 2015 | 1 | 6 |
| 2016 | 6 | 9 |
| 2017 | 7 | 6 |
| 2018 | 6 | 10 |
| 2019 | 5 | 6 |
| 2020 | 9 | 8 |
| 2021 | 6 | 16 |
| 2022 | 15 | 23 |
| 2023 | 9 | 12 |
| 2024 | 11 | 12 |
| 2025 | 16 | 12 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for aircraft propulsion1 Sep 2026US 12,722,791 B2Limo Air Drive Corp.
- Hydrofoil takeoff and landing with multiple hydrofoils18 Aug 2026US 12,709,389 B2REGENT Craft Inc.
- Wing-in-ground effect vehicle28 Jul 2026US 12,691,863 B2REGENT Craft Inc.
- Airborne vehicle with multi-airfoil tail2 Jun 2026US 12,643,655 B2REGENT Craft Inc.
- Secondary airfoil apparatus, system, and method for improving lift and aerodynamic performance of a floatplane12 May 2026US 12,623,778 B2
- Hydrofoil Equipped Seaglider Takeoff27 Aug 2026US 2026/0250001 A1REGENT Craft Inc.
- Winglet Control Surfaces and Methods for Use Therewith20 Aug 2026US 2026/0242056 A1REGENT Craft Inc.
- Hydrofoil Retraction System13 Aug 2026US 2026/0233808 A1REGENT Craft Inc.
- Hydrogen containment airplane float technology13 Aug 2026US 2026/0233830 A1Wipaire, Inc.
- Short takeoff and landing amphibious aircraft6 Aug 2026US 2026/0225714 A1
Most cited
By later US patents