B64C 25/14
Fore-and-aft
Official title: fore-and-aft
B64C25/14 (Fore-and-aft) appears on 163 US grants and 155 published applications in this corpus.
Search patents in B64C- Granted patents
- 163
- Published applications
- 155
- Assignees
- 66
- Inventors
- 255
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 3 | 5 |
| 2009 | 2 | 5 |
| 2010 | 2 | 8 |
| 2011 | 6 | 7 |
| 2012 | 5 | 5 |
| 2013 | 7 | 8 |
| 2014 | 10 | 12 |
| 2015 | 4 | 4 |
| 2016 | 10 | 8 |
| 2017 | 9 | 2 |
| 2018 | 4 | 4 |
| 2019 | 4 | 8 |
| 2020 | 6 | 17 |
| 2021 | 10 | 14 |
| 2022 | 21 | 10 |
| 2023 | 10 | 11 |
| 2024 | 13 | 9 |
| 2025 | 9 | 3 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aircraft6 Oct 2026US 12,752,911 B2Airbus Operations GmbH
- Aircraft landing gear provided with a leaf spring locking device14 Apr 2026US 12,600,467 B2Safran Landing Systems
- Landing gear structure and venting for vertical take-off dual-engine aircraft10 Mar 2026US 12,570,400 B1Anduril Industries, Inc.
- Aircraft landing gear28 Oct 2025US 12,454,348 B2Airbus Operations GmbH
- Aircraft landing gear with compression drag brace and fixed truss structure14 Oct 2025US 12,441,462 B2The Boeing Company
- Pure electric aircraft and control method therefor3 Sep 2026US 2026/0257792 A1Guangdong Huitian Aerospace Technology Co., Ltd.
- Compound helicopter with lateral booms9 Jul 2026US 2026/0192914 A1Airbus Helicopters Deutschland GmbH
- Aircraft landing gear assembly28 May 2026US 2026/0145784 A1Airbus Operations GmbH
- Aircraft landing gear assembly28 May 2026US 2026/0145786 A1Airbus Operations GmbH
- Landing Gear Retraction and Extension Link Mechanism with Gearbox and Electrical Motor30 Apr 2026US 2026/0116530 A1Goodrich Corporation
Most cited
By later US patents
- Retractable landing gear with self-braced folding strut51US 5,100,083 AThe Boeing Company · 1992
- Raisable landing gear for heavier-than-air aircraft, in particular for helicopters40US 5,337,976 AMessier-Bugatti · 1994
- Raisable undercarriage, in particular for a heavy transport aircraft38US 5,429,323 AMessier-Bugatti · 1995
- Main landing gear with variable length drag brace33US 4,720,063 AThe Boeing Company · 1988
- Quiet urban air delivery system32US 11,198,519 B12021