Granted Patent
Utility
US 5,417,393 · App. 08/052,985
Rotationally mounted flexible band wing
Inventor:
Ralph H. Klestadt
Patented Case
View Patent ↗
Granted: May 23, 1995
Filed: Apr 27, 1993
Inventor
Ralph H. Klestadt
Assignee (at issue)
Hughes Aircraft Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.