Granted Patent
Utility
US 4,308,229 · App. 06/184,105
Sterilization apparatus and method
Inventor:
J. Kenneth Voit
Patented Case
View Patent ↗
Granted: Dec 29, 1981
Filed: Sep 4, 1980
Inventor
J. Kenneth Voit
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.