Granted Patent
Utility
US 6,566,639 · App. 09/935,819
System, method and apparatus for data storage using an optical medium
Inventor:
Norival R. Figueira
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Aug 23, 2001
Inventor
Norival R. Figueira
Assignee (at issue)
Nortel Networks Limited
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.