Granted Patent
Utility
US 5,273,723 · App. 07/883,015
Resist oxidizer with catalytic reactor
Inventor:
Paul S. Gustafson
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: May 14, 1992
Inventor
Paul S. Gustafson
Assignee (at issue)
Fusion Systems Corporation
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.