Granted Patent
Utility
US 5,403,113 · App. 08/048,151
Shear loading energy absorbing device
Inventors:
David C. Gertz, Owen S. Denman
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Apr 15, 1993
Inventors
David C. Gertz
Owen S. Denman
Assignee (at issue)
ENERGY ABSORPTION SYSTEMS, 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.