Granted Patent
Utility
US 6,403,034 · App. 09/234,248
Method of reducing the concentration of recalcitrant organic contamination in a soil matrix
Inventors:
Christopher R. Nelson, Richard A. Brown
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Jan 20, 1999
Inventors
Christopher R. Nelson
Richard A. Brown
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.