Granted Patent
Utility
US 5,756,957 · App. 08/622,762
Tunable molten oxide pool assisted plasma-melter vitrification systems
Inventors:
Charles H. Titus, Daniel R. Cohn, Jeffrey E. Surma
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Mar 25, 1996
Inventors
Charles H. Titus
Daniel R. Cohn
Jeffrey E. Surma
Assignee (at issue)
Integrated Environmental Technologies, LLC
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.