Granted Patent
Utility
US 5,989,407 · App. 08/829,604
Generation and delivery device for ozone gas and ozone dissolved in water
Inventors:
Craig C. Andrews, Thomas D. Rogers, Oliver J. Murphy
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Mar 31, 1997
Inventors
Craig C. Andrews
Thomas D. Rogers
Oliver J. Murphy
Assignee (at issue)
Lynntech, 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.