B64C 3/141
Circulation control airfoils
Official title: {Circulation Control Airfoils}
B64C3/141 (Circulation control airfoils) appears on 47 US grants and 43 published applications in this corpus.
Search patents in B64C- Granted patents
- 47
- Published applications
- 43
- Assignees
- 21
- Inventors
- 68
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 3 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 5 |
| 2018 | 1 | 2 |
| 2019 | 1 | 9 |
| 2020 | 7 | 3 |
| 2021 | 3 | 4 |
| 2022 | 6 | 4 |
| 2023 | 0 | 1 |
| 2024 | 4 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Controller providing linear fluidic control responses to vehicle manoueuvre inputs19 Nov 2024US 12,145,717 B2BAE SYSTEMS plc
- Vehicle control2 Jul 2024US 12,024,280 B2BAE SYSTEMS plc
- Fluid systems that include a co-flow jet21 May 2024US 11,987,352 B2Coflow Jet, LLC
- Propeller-driven helicopter or airplane2 Jan 2024US 11,858,617 B2
- Vertical take off and landing aircraft20 Dec 2022US 11,530,037 B2Board of Regents, The University of Texas System
- Aircraft generating larger thrust and lift by fluid continuity18 Apr 2024US 2024/0124131 A1
- Fluid Systems That Include a Co-flow Jet23 Feb 2023US 2023/0056996 A1Coflow Jet, LLC
- Fluidic control13 Oct 2022US 2022/0324552 A1BAE SYSTEMS plc
- Propeller-driven helicopter or airplane13 Oct 2022US 2022/0324554 A1
- Vehicle control6 Oct 2022US 2022/0315208 A1BAE SYSTEMS plc
Most cited
By later US patents
- Movable sheet for laminar flow and deicing59US 5,590,854 A1997
- Lift augmenting device for aircraft48US 4,194,707 A1980
- Adjustable blowing slot for circulation control airfoil44US 4,137,008 AThe United States of America as represented by the Secretary of the Navy · 1979
- Air craft wing37US 6,109,565 A2000
- Method of making a perforated metal sheet37US 6,202,304 B12001