Granted Patent
Utility
US 5,681,349 · App. 08/416,288
Expanding polygonal surgical compressor
Inventor:
David J. Sugarbaker
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Apr 4, 1995
Inventor
David J. Sugarbaker
Assignee (at issue)
THE BRIGHAM AND WOMEN'S HOSPITAL, 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.