Granted Patent
Utility
US 5,518,403 · App. 08/217,987
Rollover fire fighting trainer
Inventors:
Steven Luftig, James J. Ernst, Patrick Connelly, Steven Williamson
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Mar 25, 1994
Inventors
Steven Luftig
James J. Ernst
Patrick Connelly
Steven Williamson
Assignee (at issue)
Symtron 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.