Granted Patent
Utility
US 6,212,714 · App. 09/120,125
Hospital bed and mattress having a retracting foot section
Inventors:
E. David Allen, Kenneth L. Kramer, Peter M. Wukusick, Eric R. Meyer, Gregory W. Branson, David J. Ulrich, James M. C. Thomas, Paul M. McDaniel, III, Denis R. Zwink
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Jul 22, 1998
Inventors
E. David Allen
Kenneth L. Kramer
Peter M. Wukusick
Eric R. Meyer
Gregory W. Branson
David J. Ulrich
James M. C. Thomas
Paul M. McDaniel, III
Denis R. Zwink
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.