Granted Patent
Utility
US 5,376,332 · App. 08/020,904
Plasma sterilizing with downstream oxygen addition
Inventors:
Phillip A. Martens, Bryant A. Campbell
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Feb 22, 1993
Inventors
Phillip A. Martens
Bryant A. Campbell
Assignee (at issue)
AbTox, 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.