Granted Patent
Utility
US 5,645,377 · App. 08/691,448
Apparatus for insitu remediation of waste through multi-point injection
Inventors:
Joseph L. Kauschinger, Scott T. Evans
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Aug 2, 1996
Inventors
Joseph L. Kauschinger
Scott T. Evans
Assignee (at issue)
Christensen Boyles 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.