Granted Patent
Utility
US 4,440,441 · App. 06/331,690
Energy attenuating seat and leg therefor
Inventors:
Ralph G. Marrujo, Adrianus A. G. Cooper
Patented Case
View Patent ↗
Granted: Apr 3, 1984
Filed: Dec 17, 1981
Inventors
Ralph G. Marrujo
Adrianus A. G. Cooper
Assignee (at issue)
Fairchild Industries, Inc.
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.