Granted Patent
Utility
US 5,951,588 · App. 08/955,256
Apparatus and method for protecting a port site opening in the wall of a body cavity
Inventor:
Stephen P. Moenning
Patented Case
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Granted: Sep 14, 1999
Filed: Oct 21, 1997
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.