Granted Patent
Utility
US 5,666,891 · App. 08/382,730
ARC plasma-melter electro conversion system for waste treatment and resource recovery
Inventors:
Charles H. Titus, Daniel R. Cohn, Jeffrey E. Surma
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Feb 2, 1995
Inventors
Charles H. Titus
Daniel R. Cohn
Jeffrey E. Surma
Assignee (at issue)
Battelle Memorial Institute
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.