Granted Patent
Utility
US 6,461,487 · App. 09/431,424
Generation and delivery device for ozone gas
Inventors:
Craig C. Andrews, Oliver J. Murphy
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Nov 1, 1999
Inventors
Craig C. Andrews
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.