Granted Patent
Utility
US 6,202,231 · App. 09/484,987
Surgical stretcher
Inventors:
Richard H. Heimbrock, Patrick J. Minnelli, James L. Walke
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Jan 18, 2000
Inventors
Richard H. Heimbrock
Patrick J. Minnelli
James L. Walke
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.