Granted Patent
Utility
US 5,725,553 · App. 08/656,430
Apparatus and method for protecting a port site opening in the wall of a body cavity
Inventor:
Stephen P. Moenning
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: May 30, 1996
Inventor
Stephen P. Moenning
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.