B61C 11/06
Tractive effort applied or supplied by aerodynamic force or fluid reaction
Official title: tractive effort applied or supplied by aerodynamic force or fluid reaction, e.g. air-screws and jet or rocket propulsion
B61C11/06 (Tractive effort applied or supplied by aerodynamic force or fluid reaction) appears on 43 US grants and 28 published applications in this corpus.
Search patents in B61C- Granted patents
- 43
- Published applications
- 28
- Assignees
- 13
- Inventors
- 49
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 8 |
| 2017 | 5 | 4 |
| 2018 | 2 | 2 |
| 2019 | 3 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ultralight two-track train that does not derail4 Mar 2025US 12,240,504 B2
- Transportation system3 Oct 2023US 11,772,914 B2Hyperloop Technologies, Inc.
- Electric aerial sky tram7 Feb 2023US 11,572,086 B2Textron Innovations Inc.
- Transportation system and vehicle for supersonic transport29 Oct 2019US 10,457,295 B2Supersonic Tubevehicle LLC
- Transportation system6 Aug 2019US 10,370,204 B2Hyperloop Technologies, Inc.
- Apparatus and method for fluid manipulation6 Oct 2022US 2022/0316428 A1
- Transportation system7 Apr 2022US 2022/0106136 A1Hyperloop Technologies, Inc.
- Electric aerial sky tram19 Aug 2021US 2021/0253139 A1Bell Textron Inc.
- Transportation system19 Aug 2021US 2021/0253379 A1Hyperloop Technologies, Inc.
- Ultralight two-track train that does not derail24 Jun 2021US 2021/0188330 A1
Most cited
By later US patents
- Rail vehicles with propulsion energy recovery system101US 4,108,077 A1978
- Pod assembly for light rail transportation30US 6,279,485 B1Flight Rail Corporation · 2001
- Supersonic hydrogen tube vehicle28US 8,534,197 B2Supersonic Tubevehicle LLC · 2013
- High speed transportation system25US 5,619,930 A1997
- Process for the preparation of hydrogenated rubber23US 5,442,009 AThe Goodyear Tire & Rubber Company · 1995