Granted Patent
Utility
US 5,938,433 · App. 08/657,977
Soil remediation system having heat-loss dust decontamination apparatus
Inventors:
Martin L. Stimson, William D. McFarland
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: May 30, 1996
Inventors
Martin L. Stimson
William D. McFarland
Assignee (at issue)
Cedarapids, 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.