Granted Patent
Utility
US 6,166,237 · App. 09/374,403
Removal of dissolved silicates from alcohol-silicon direct synthesis solvents
Inventors:
Tiberiu L. Simandan, Frank D. Mendicino
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Aug 13, 1999
Inventors
Tiberiu L. Simandan
Frank D. Mendicino
Assignee (at issue)
Crompton 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.