Granted Patent
Utility
US 6,258,994 · App. 09/675,800
Methods of vitrifying waste with low melting high lithia glass compositions
Inventors:
Carol M. Jantzen, John B. Pickett, Connie A. Cicero-Herman, James C. Marra
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Sep 28, 2000
Inventors
Carol M. Jantzen
John B. Pickett
Connie A. Cicero-Herman
James C. Marra
Assignee (at issue)
Westinghouse Savannah River Company
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.