Flexible airfoil aircraft
Description
The broken line showing of a flexible airfoil and background in
Claims
The ornamental design for a flexible airfoil aircraft, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Website, http://www.blueridgeairlines.com/new115296.html, “Haynes Saucer 711,” twelve sheets printed from the internet on Sep. 14, 2006.
Patent History
Patent number: D583293
Type: Grant
Filed: Dec 6, 2006
Date of Patent: Dec 23, 2008
Inventor: Douglas F. Frost (Auburn, CA)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Richard C. Litman
Application Number: 29/269,642
Type: Grant
Filed: Dec 6, 2006
Date of Patent: Dec 23, 2008
Inventor: Douglas F. Frost (Auburn, CA)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Richard C. Litman
Application Number: 29/269,642
Classifications
Current U.S. Class:
Aircraft, Spacecraft, Or Fuselage (D12/319)