B64D 15/02
De-icing or preventing icing on exterior surfaces of aircraft: by ducted hot
Official title: by ducted hot gas or liquid
B64D15/02 (De-icing or preventing icing on exterior surfaces of aircraft: by ducted hot) appears on 406 US grants and 456 published applications in this corpus.
Search patents in B64D- Granted patents
- 406
- Published applications
- 456
- Assignees
- 146
- Inventors
- 853
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 8 |
| 2003 | 3 | 2 |
| 2004 | 6 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 3 |
| 2008 | 0 | 3 |
| 2009 | 1 | 7 |
| 2010 | 3 | 10 |
| 2011 | 9 | 9 |
| 2012 | 3 | 14 |
| 2013 | 11 | 16 |
| 2014 | 10 | 12 |
| 2015 | 11 | 16 |
| 2016 | 14 | 20 |
| 2017 | 10 | 56 |
| 2018 | 24 | 35 |
| 2019 | 42 | 37 |
| 2020 | 30 | 56 |
| 2021 | 39 | 35 |
| 2022 | 36 | 28 |
| 2023 | 32 | 18 |
| 2024 | 29 | 23 |
| 2025 | 22 | 23 |
| 2026 | 13 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ice protection system using waste heat recovery6 Oct 2026US 12,752,922 B2Eaton Intelligent Power Limited
- Open rotor aircraft propulsion system with anti-icing system22 Sep 2026US 12,741,744 B2Rtx Corporation
- Thermal anti-icing system for aircraft airframe exterior surface25 Aug 2026US 12,715,588 B2Rtx Corporation
- Pressure regulating shut-off valve25 Aug 2026US 12,717,359 B2Microtecnica S.R.L.
- Compressed air system for aircraft18 Aug 2026US 12,710,011 B2Pratt & Whitney Canada Corp.
- System for de-icing a surface of an aircraft1 Oct 2026US 2026/0296651 A1Safran Aerosystems
- Ice protection device6 Aug 2026US 2026/0225719 A1Pegasus Research & Development GmbH
- Jet pump system30 Jul 2026US 2026/0218732 A1Honeywell International Inc.
- Systems and methods for managing evtol flight in icing23 Jul 2026US 2026/0208868 A1Archer Aviation Inc.
- Autonomous de-icing of aerial vehicles9 Jul 2026US 2026/0192926 A1International Business Machines Corporation
Most cited
By later US patents
- Anti-icing system for aircraft118US 5,114,100 AThe Boeing Company · 1992
- Integrated thermal anti-icing and environmental control system113US 3,981,466 AThe Boeing Company · 1976
- Shroud for aircraft duct93US 4,691,741 AGeneral Connectors Corporation · 1987
- Nacelle anti-icing system91US 4,738,416 AQuiet Nacelle Corporation · 1988
- Thermal anti-icing system for aircraft82US 5,011,098 AThe Boeing Company · 1991