Granted Patent
Utility
US 6,436,197 · App. 09/655,013
Optical media demetallization process
Inventors:
Richard Sapienza, Kenneth J. Heater, R. Hodge, Joshua R. Michaels, J. Michael Grubb
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Sep 5, 2000
Inventors
Richard Sapienza
Kenneth J. Heater
R. Hodge
Joshua R. Michaels
J. Michael Grubb
Assignee (at issue)
METSS Corp.
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.