Granted Patent
Utility
US 5,131,608 · App. 07/678,195
Ejection seats for military aircraft
Inventors:
Geoffrey J. Ash, Timothy Scott Valentine
Patented Case
View Patent ↗
Granted: Jul 21, 1992
Filed: Apr 1, 1991
Inventors
Geoffrey J. Ash
Timothy Scott Valentine
Assignee (at issue)
British Aerospace Plc
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.