B64C 27/023
Construction of the blades
Official title: {Construction of the blades; Coating of the blades}
B64C27/023 (Construction of the blades) appears on 9 US grants and 10 published applications in this corpus.
Search patents in B64C- Granted patents
- 9
- Published applications
- 10
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Commonly manufactured rotor blade7 Apr 2026US 12,595,048 B2Lockheed Martin Corporation
- Commonly manufactured rotor blade18 Mar 2025US 12,252,240 B2Lockheed Martin Corporation
- Commonly manufactured rotor blade5 Mar 2024US 11,919,627 B2Lockheed Martin Corporation
- System and method for vertical take-off in an autogyro11 May 2021US 11,001,374 B2The Boeing Company
- Mission-adaptive rotor blade28 Mar 2017US 9,604,722 B1Groen Aeronautics Corporation
- Commonly manufactured rotor blade19 Jun 2025US 2025/0197000 A1Lockheed Martin Corporation
- Commonly manufactured rotor blade2 May 2024US 2024/0140600 A1Lockheed Martin Corporation
- Commonly manufactured rotor blade8 Feb 2024US 2024/0043116 A1Lockheed Martin Corporation
- Propeller9 May 2019US 2019/0136868 A1
- System and method for vertical take-off in an autogyro14 Mar 2019US 2019/0077501 A1The Boeing Company
Most cited
By later US patents
- Segmented rotor blade trim tab13US 7,083,383 B2The Boeing Company · 2006
- Navigational indicating system for rotary wing aircraft13US 7,324,016 B1The United States of America as represented by the Secretary of the Navy · 2008
- System and method for vertical take-off in an autogyro6US 11,001,374 B2The Boeing Company · 2021
- Detachable rotor blade fairing apparatus and method6US 9,056,674 B2Groen Brothers Aviation, Inc. · 2015
- Mission-adaptive rotor blade4US 8,944,365 B2Groen Brothers Aviation, Inc. · 2015