Granted Patent
Utility
US 4,875,487 · App. 06/860,281
Compressional wave hyperthermia treating method and apparatus
Inventor:
Edward J. Seppi
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: May 2, 1986
Inventor
Edward J. Seppi
Assignee (at issue)
Varian, 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.