B64C 2027/829
Comprising a v-tail units
Official title: {comprising a V-tail units}
B64C2027/829 (Comprising a v-tail units) appears on 28 US grants and 26 published applications in this corpus.
Search patents in B64C- Granted patents
- 28
- Published applications
- 26
- Assignees
- 14
- Inventors
- 54
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 4 | 4 |
| 2023 | 6 | 6 |
| 2024 | 4 | 3 |
| 2025 | 3 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric tiltrotor aircraft27 Jan 2026US 12,534,197 B2Textron Innovations Inc.
- Protective shroud for aircraft tail rotor18 Nov 2025US 12,473,086 B2Textron Innovations Inc.
- LED tail rotor safety and status indication lighting system10 Jun 2025US 12,325,514 B2Textron Innovations Inc.
- Electric tiltrotor aircraft4 Mar 2025US 12,240,600 B2Textron Innovations Inc.
- Aircraft having at least one propeller and a rotary wing provided with two rotors carried by two half-wings15 Oct 2024US 12,116,117 B2Airbus Helicopters
- Led tail rotor safety and status indication lighting system8 Oct 2026US 2026/0307785 A1Textron Innovations Inc.
- Electric tiltrotor aircraft29 May 2025US 2025/0171139 A1Textron Innovations Inc.
- Venting apparatus for battery ejecta for use in an electric aircraft7 Mar 2024US 2024/0079715 A1Beta Air, LLC
- Led tail rotor safety and status indication lighting system1 Feb 2024US 2024/0034464 A1Textron Innovations Inc.
- Protective shroud for aircraft tail rotor1 Feb 2024US 2024/0034465 A1Textron Innovations Inc.
Most cited
By later US patents
- Compound aircraft control system and method61US 7,438,259 B1Piasecki Aircraft Corporation · 2008
- Compound aircraft control system and method32US 7,908,044 B2Piasecki Aircraft Corporation · 2011
- Directional and stabilizing device having a faired and slanted antitorque rotor and a disymmetric "V" empennage, and a helicopter equipped with such a device27US 4,809,931 AAerospatiale Societe Nationale Industrielle · 1989
- Propulsive anti-torque nozzle system with rotating thrust director for a rotorcraft16US 8,636,244 B2Textron Innovations Inc. · 2014
- Contra-rotating electric helicopter13US 11,840,329 B1SiFly Aviation, Inc. · 2023