Granted Patent
Utility
US 6,740,384 · App. 10/354,336
Recording media having protective overcoats of highly tetrahedral amorphous carbon and methods for their production
Inventors:
Vijayen S. Veerasamy, Manfred Weiler, Eric Li
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Jan 29, 2003
Inventors
Vijayen S. Veerasamy
Manfred Weiler
Eric Li
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.