Granted Patent
Utility
US 5,109,554 · App. 07/684,991
Shield for birthing bed
Inventors:
Richard L. Borders, David C. Newkirk, Daniel G. Stafford
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Apr 15, 1991
Inventors
Richard L. Borders
David C. Newkirk
Daniel G. Stafford
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.