B64U 60/40
Foldable or retractable
Official title: foldable or retractable
B64U60/40 (Foldable or retractable) appears on 129 US grants and 165 published applications in this corpus.
Search patents in B64U- Granted patents
- 129
- Published applications
- 165
- Assignees
- 88
- Inventors
- 309
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 5 |
| 2011 | 1 | 1 |
| 2012 | 3 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 3 | 4 |
| 2016 | 4 | 6 |
| 2017 | 4 | 17 |
| 2018 | 6 | 10 |
| 2019 | 7 | 10 |
| 2020 | 13 | 22 |
| 2021 | 12 | 12 |
| 2022 | 18 | 23 |
| 2023 | 17 | 16 |
| 2024 | 15 | 12 |
| 2025 | 12 | 8 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drone29 Sep 2026US 12,747,042 B2
- Multicopter18 Aug 2026US 12,709,418 B2Real-Time Robotics Inc
- Landing gears for aerial vehicle to minimize aerodynamic drag during flight26 May 2026US 12,637,239 B2ideaForge Technology Limited
- Aggregate toggling between deployed and folded position by deflection of a plate spring24 Mar 2026US 12,583,634 B2ideaForge Technology Limited
- Device, system and method for installing an object on a power line10 Mar 2026US 12,573,829 B2Heimdall Power AS
- Transportation drone1 Oct 2026US 2026/0296691 A1
- Coordinated Retractable Landing and Structural System for Aerial Vehicles24 Sep 2026US 2026/0285477 A1
- Foldable rotary wing aircraft9 Jul 2026US 2026/0192911 A1Lockheed Martin Corporation
- Electric autonomous aircraft14 May 2026US 2026/0131911 A1Joby Aero, Inc.
- Ruggedized autonomous helicopter platform14 May 2026US 2026/0134780 A1Anduril Industries, Inc.
Most cited
By later US patents
- Modular flight vehicle with wings113US 8,646,720 B22014
- Unmanned mobile device83US 6,588,701 B2Rafael-Armament Development Authority Ltd. · 2003
- Skyteboard quadcopter and method67US 9,004,396 B1Fatdoor, Inc. · 2015
- Aircraft having a fault tolerant distributed propulsion system65US 10,232,950 B2Bell Helicopter Textron Inc. · 2019
- Wind driven apparatus for power generation53US 4,251,040 A1981