Granted Patent
Utility
US 6,537,668 · App. 09/165,513
Recording media having protective overcoats of highly tetrahedral amorphous carbon and methods for their production
Inventors:
Veerasamy Vijayen, Manfred Weiler, Eric Li
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Oct 2, 1998
Inventors
Veerasamy Vijayen
Manfred Weiler
Eric Li
Assignee (at issue)
United Module 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.