B64C 11/007
Propulsive discs, i.e. discs having the surface specially adapted for propulsion purposes
Official title: {Propulsive discs, i.e. discs having the surface specially adapted for propulsion purposes}
B64C11/007 (Propulsive discs, i.e. discs having the surface specially adapted for propulsion purposes) appears on 15 US grants and 11 published applications in this corpus.
Search patents in B64C- Granted patents
- 15
- Published applications
- 11
- Assignees
- 5
- Inventors
- 26
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 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 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Flying apparatus1 Nov 2022US 11,485,477 B2Prades Imasd, S.L.
- Aircraft impeller and aircraft2 Aug 2022US 11,401,029 B2
- Tension airfoil assembly and implementation for power generation and aviation1 Jun 2021US 11,021,243 B1
- Multirotor joined-wing aircraft with VTOL capabilities20 Apr 2021US 10,981,650 B2Airbus Helicopters Deutschland GmbH
- Low-noise novel thruster14 Jan 2020US 10,532,806 B2
- Electric air vehicle11 Jul 2024US 2024/0228020 A1
- System and method of vacuum shell airfoil17 Nov 2022US 2022/0363385 A1
- Flying apparatus25 Feb 2021US 2021/0053672 A1Prades Imasd, S.L.
- Aircraft impeller and aircraft10 Sep 2020US 2020/0283123 A1
- Multirotor joined-wing aircraft with vtol capabilities27 Aug 2020US 2020/0269980 A1Airbus Helicopters Deutschland GmbH
Most cited
By later US patents
- Lift generating method and apparatus for aircraft65US 5,240,204 A1993
- Wind turbine with variable position blades51US 6,158,953 A2000
- Air-borne support and lift mechanism adapted to aircraft20US 4,202,518 A1980
- Vertical take-off and landing aircraft11US 5,102,066 A1992
- Multirotor joined-wing aircraft with VTOL capabilities6US 10,981,650 B2Airbus Helicopters Deutschland GmbH · 2021