Granted Patent
Utility
US 6,551,474 · App. 09/383,548
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: Apr 22, 2003
Filed: Aug 26, 1999
Inventors
Craig C. Andrews
Thomas D. Rogers
Oliver J. Murphy
Assignee (at issue)
Lynntech International, Ltd.
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.