Granted Patent
Utility
US 4,292,968 · App. 06/097,535
Electric supply for ion therapy
Inventor:
Franklin H. Ellis
Patented Case
View Patent ↗
Granted: Oct 6, 1981
Filed: Nov 26, 1979
Inventor
Franklin H. Ellis
Assignee (at issue)
Sybron 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.