B64C 31/028
Hang-glider-type aircraft
Official title: Hang-glider-type aircraft; Microlight-type aircraft
B64C31/028 (Hang-glider-type aircraft) appears on 156 US grants and 107 published applications in this corpus.
Search patents in B64C- Granted patents
- 156
- Published applications
- 107
- Assignees
- 52
- Inventors
- 234
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 5 |
| 2003 | 2 | 5 |
| 2004 | 3 | 4 |
| 2005 | 1 | 6 |
| 2006 | 4 | 2 |
| 2007 | 6 | 5 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 5 | 5 |
| 2013 | 4 | 3 |
| 2014 | 2 | 2 |
| 2015 | 1 | 5 |
| 2016 | 1 | 1 |
| 2017 | 3 | 3 |
| 2018 | 3 | 6 |
| 2019 | 2 | 7 |
| 2020 | 3 | 8 |
| 2021 | 9 | 12 |
| 2022 | 6 | 4 |
| 2023 | 7 | 2 |
| 2024 | 5 | 6 |
| 2025 | 4 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual-motor coaxial different-direction dual-propeller structure of electric paramotor30 Dec 2025US 12,510,084 B1
- Personal flying apparatus incorporating a harness and method of facilitating human flight19 Aug 2025US 12,391,379 B2
- Landing aid for a parachutist1 Jul 2025US 12,344,384 B2Lindnerhof-Taktik GmbH
- Paraglider controller24 Jun 2025US 12,337,964 B2ATLASAERO GmbH
- Flying body provided with body to be deployed15 Oct 2024US 12,116,107 B2
- System and Method for Monitoring Ultralight Aircraft to Detect Anomalies1 Oct 2026US 2026/0296670 A1
- Field treatment using powered parafoil aircraft6 Aug 2026US 2026/0225715 A1Precision AI Inc.
- Personal flying apparatus incorporating a harness and method of facilitating human flight20 Nov 2025US 2025/0353592 A1
- Compact Aircraft and Novel Methods of Manufacture Thereof28 Aug 2025US 2025/0269956 A1
- Ascertaining a flight state, and controlling a paraglider6 Mar 2025US 2025/0074604 A1ATLASAERO GmbH
Most cited
By later US patents
- Ultralight aircraft with freely rotating wing80US 4,596,368 A1986
- Ultralight coaxial rotor aircraft73US 7,198,223 B2Airscooter Corporation · 2007
- Vertical lift flying craft66US 7,059,562 B22006
- Vertical takeoff and landing aircraft using a redundant array of independent rotors63US 7,699,260 B2Hughey Electricopter Corporation · 2010
- Airwing structure53US 6,364,251 B12002