Granted Patent
Utility
US 6,076,997 · App. 09/183,907
Deep mix soil stabilization method
Inventors:
Richard C. First, Samy M. Shendy, Stephen A. Farrington
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Oct 30, 1998
Inventors
Richard C. First
Samy M. Shendy
Stephen A. Farrington
Assignee (at issue)
MBT Holding AG
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.