Granted Patent
Utility
US 5,970,789 · App. 08/752,796
Method and apparatus for evaluating a support surface
Inventors:
Eric R. Meyer, David J. Ulrich
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Nov 20, 1996
Inventors
Eric R. Meyer
David J. Ulrich
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.