B64U 60/50
Undercarriages: with landing legs
Official title: with landing legs
B64U60/50 (Undercarriages: with landing legs) appears on 544 US grants and 670 published applications in this corpus.
Search patents in B64U- Granted patents
- 544
- Published applications
- 670
- Assignees
- 264
- Inventors
- 1,035
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 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 | 1 | 1 |
| 2003 | 4 | 1 |
| 2004 | 2 | 6 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 2 | 6 |
| 2008 | 1 | 7 |
| 2009 | 1 | 2 |
| 2010 | 2 | 8 |
| 2011 | 2 | 1 |
| 2012 | 7 | 1 |
| 2013 | 2 | 4 |
| 2014 | 3 | 12 |
| 2015 | 12 | 6 |
| 2016 | 12 | 27 |
| 2017 | 19 | 49 |
| 2018 | 30 | 66 |
| 2019 | 52 | 69 |
| 2020 | 49 | 79 |
| 2021 | 51 | 93 |
| 2022 | 66 | 76 |
| 2023 | 75 | 47 |
| 2024 | 64 | 32 |
| 2025 | 57 | 48 |
| 2026 | 23 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Unmanned aerial vehicles (UAVs) and carrier platforms therefor29 Sep 2026US 12,747,044 B2Elbit Systems C4I and Cyber Ltd.
- Distributed propulsion system for vertical take off and landing closed wing aircraft8 Sep 2026US 12,728,983 B2Textron Innovations Inc.
- Extended range vertical take-off and landing drone11 Aug 2026US 12,703,517 B2Virginia Tech Intellectual Properties, Inc.
- Apparatus having electric-field actuated generator for powering electrical load within vicinity of powerlines28 Jul 2026US 12,695,322 B2
- Agricultural chemical application drone14 Jul 2026US 12,679,567 B2
- Image Stabilization For Autonomous Aerial Vehicles17 Sep 2026US 2026/0274458 A1Skydio, Inc.
- Unmanned aerial vehicle system with integrated fire suppression and window-breaking projectile mechanism10 Sep 2026US 2026/0264896 A1Eagle Eye Robotics
- Aerial vehicles with protective members for absorbing shock load during wire strike27 Aug 2026US 2026/0250021 A1University of Kansas
- Image Stabilization For Autonomous Aerial Vehicles20 Aug 2026US 2026/0242076 A1Skydio, Inc.
- Quick detach keyed rotary drive coupler for unmanned aerial vehicle13 Aug 2026US 2026/0233866 A1Performance Drone Works LLC
Most cited
By later US patents
- Systems and methods for UAV battery exchange269US 9,139,310 B1Sz Dji Technology Co., Ltd. · 2015
- Modular drone and methods for use237US 8,989,922 B2Azure Sky Group LLC · 2015
- Systems and methods for UAV battery exchange221US 9,346,560 B2Sz Dji Technology Co., Ltd. · 2016
- Systems and methods for implementing a payload distribution system139US 9,205,922 B1The Boeing Company · 2015
- Unmanned airborne reconnaissance system127US 7,210,654 B1Mission Technologies, Inc. · 2007