Granted Patent
Utility
US 6,477,907 · App. 09/603,729
Detection of explosives in soils
Inventors:
William B. Chambers, Philip J. Rodacy, James M. Phelan, Ronald L. Woodfin
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jun 23, 2000
Inventors
William B. Chambers
Philip J. Rodacy
James M. Phelan
Ronald L. Woodfin
Assignee (at issue)
Sandia 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.