Granted Patent
Utility
US 5,160,217 · App. 07/687,983
Method of in situ decontamination
Inventors:
Nancy Metzer, Michael V. Corbin
Patented Case
View Patent ↗
Granted: Nov 3, 1992
Filed: Apr 19, 1991
Inventors
Nancy Metzer
Michael V. Corbin
Assignee (at issue)
Roy F. Weston, 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.