Granted Patent
Utility
US 6,748,079 · App. 09/414,078
Method and system for recording data on and reading data from an optical medium
Inventor:
Daniel D. Downing
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Oct 6, 1999
Inventor
Daniel D. Downing
Assignee (at issue)
Macrovision 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.