Granted Patent
Utility
US 6,589,479 · App. 09/880,443
Method of monitoring sterilization and indicator therefor
Inventors:
Sylvie Dufresne, Robert Boulay
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Jun 13, 2001
Inventors
Sylvie Dufresne
Robert Boulay
Assignee (at issue)
Technologies of Sterilization with Ozone TSO3, 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.