B64F 1/28
Liquid-handling installations specially adapted for fuelling stationary aircraft
B64F1/28 (Liquid-handling installations specially adapted for fuelling stationary aircraft) appears on 217 US grants and 226 published applications in this corpus.
Search patents in B64F- Granted patents
- 217
- Published applications
- 226
- Assignees
- 131
- Inventors
- 412
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 4 |
| 2003 | 2 | 3 |
| 2004 | 4 | 4 |
| 2005 | 4 | 3 |
| 2006 | 2 | 5 |
| 2007 | 3 | 3 |
| 2008 | 3 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 10 |
| 2012 | 1 | 5 |
| 2013 | 6 | 6 |
| 2014 | 9 | 10 |
| 2015 | 7 | 2 |
| 2016 | 4 | 8 |
| 2017 | 5 | 8 |
| 2018 | 7 | 11 |
| 2019 | 9 | 12 |
| 2020 | 10 | 22 |
| 2021 | 9 | 19 |
| 2022 | 11 | 20 |
| 2023 | 17 | 17 |
| 2024 | 15 | 19 |
| 2025 | 15 | 17 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- On-ground aircraft service system6 Oct 2026US 12,752,934 B2Pratt & Whitney Canada Corp.
- Aircraft system for a mobile refueling vehicle1 Sep 2026US 12,722,800 B1
- Heliport docking system25 Aug 2026US 12,715,608 B2Textron Innovations Inc.
- Aircraft refuelling/defuelling system25 Aug 2026US 12,715,612 B2Airbus Operations GmbH
- Aircraft refueling safety system11 Aug 2026US 12,703,501 B2FliteLogix, LLC
- Marine tank transfer refueling system10 Sep 2026US 2026/0264875 A1Shanghai Chengfei Aviation Special Equipment Co.,Ltd.
- Aircraft refuelling/defuelling system6 Aug 2026US 2026/0227031 A1Airbus Operations GmbH
- Breakaway port for thermal conditioning system for electric aircraft30 Apr 2026US 2026/0116576 A1Beta Air, LLC
- Utility Pit23 Apr 2026US 2026/0109479 A14Mile Fueling, LLC
- Vehicle with reversible fuel cell system and method of operation23 Apr 2026US 2026/0112664 A1Rtx Corporation
Most cited
By later US patents
- Powered nose aircraft wheel system115US 7,445,178 B2The Boeing Company · 2008
- Method and apparatus for automated launch, retrieval, and servicing of a hovering aircraft70US 8,453,966 B2Aerovel Corporation · 2013
- Refueling system, in particular for the refueling of aircraft having high-positioned wings55US 4,844,133 A1989
- Method and apparatus for automated launch, retrieval, and servicing of a hovering aircraft52US 8,955,801 B2Aerovel Corporation · 2015
- Method and apparatus for automated launch, retrieval, and servicing of a hovering aircraft51US 8,708,277 B1Aerovel Corporation · 2014