Granted Patent
Utility
US 5,735,845 · App. 08/372,953
Method of treating the prostate using cryosurgery
Inventor:
Paul F. Zupkas
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Jan 17, 1995
Inventor
Paul F. Zupkas
Assignee (at issue)
Uros Corporation
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.