F05D 2250/712
Concave
Official title: concave
F05D2250/712 (Concave) appears on 348 US grants and 381 published applications in this corpus.
Search patents in F05D- Granted patents
- 348
- Published applications
- 381
- Assignees
- 118
- Inventors
- 916
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 3 |
| 2004 | 2 | 4 |
| 2005 | 1 | 6 |
| 2006 | 4 | 8 |
| 2007 | 10 | 11 |
| 2008 | 5 | 7 |
| 2009 | 5 | 6 |
| 2010 | 7 | 8 |
| 2011 | 3 | 10 |
| 2012 | 9 | 7 |
| 2013 | 7 | 12 |
| 2014 | 8 | 11 |
| 2015 | 13 | 23 |
| 2016 | 10 | 34 |
| 2017 | 13 | 38 |
| 2018 | 18 | 14 |
| 2019 | 25 | 25 |
| 2020 | 35 | 26 |
| 2021 | 34 | 36 |
| 2022 | 38 | 27 |
| 2023 | 31 | 31 |
| 2024 | 23 | 14 |
| 2025 | 26 | 16 |
| 2026 | 8 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine blade with boomerang shaped wall cooling passages25 Aug 2026US 12,716,359 B2Rtx Corporation
- Air leakage restrictor arrangement for an aircraft powerplant25 Aug 2026US 12,716,360 B2Pratt & Whitney Canada Corp.
- Turbine component having pin-fin cooling structure, and gas turbine including same16 Jun 2026US 12,655,768 B2Doosan Enerbility Co., Ltd.
- Propulsion unit comprising a suspension system of the rear part of the engine, aircraft comprising at least one such propulsion unit2 Jun 2026US 12,643,670 B2Airbus Operations GmbH
- Engine component assembly with a cooling aperture31 Mar 2026US 12,590,546 B2General Electric Company
- Turbine Engine Rotor Blade With Contoured Pocket Surface(S)2 Apr 2026US 2026/0092530 A1Pratt & Whitney Canada Corp.
- Air leakage restrictor arrangement for an aircraft powerplant5 Mar 2026US 2026/0063044 A1Pratt & Whitney Canada Corp.
- Cantilever stator vane8 Jan 2026US 2026/0009339 A1Pratt & Whitney Canada Corp.
- Centrifugal compressor with labyrinth seal20 Nov 2025US 2025/0354562 A1Daikin Industries, Ltd.
- Turbomachine for a flight propulsion drive16 Oct 2025US 2025/0320824 A1MTU Aero Engines AG
Most cited
By later US patents
- Chevron exhaust nozzle for a gas turbine engine137US 6,360,528 B1General Electric Company · 2002
- Swept turbomachinery blade99US 5,642,985 AUnited Technologies Corporation · 1997
- Scalloped surface turbine stage87US 7,134,842 B2General Electric Company · 2006
- Tip cambered swept blade84US 7,476,086 B2General Electric Company · 2009
- Crescentic ramp turbine stage64US 7,220,100 B2General Electric Company · 2007