Granted Patent
Utility
US 6,063,335 · App. 09/027,384
Method for disinfecting surfaces
Inventors:
Robert S. Pirolo, J. Frederick Hessel
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Feb 20, 1998
Inventors
Robert S. Pirolo
J. Frederick Hessel
Assignee (at issue)
Henkel Limited
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.