Granted Patent
Utility
US 5,394,580 · App. 08/076,254
Hospital bed with three position patient side guards
Inventors:
L. Dale Foster, John W. Ruehl
Patented Case
View Patent ↗
Granted: Mar 7, 1995
Filed: Jun 11, 1993
Inventors
L. Dale Foster
John W. Ruehl
Assignee (at issue)
HILL-ROM, 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.