Granted Patent
Utility
US 6,560,176 · App. 09/582,827
Method and apparatus for determining the provenance of a data carrying disc
Inventor:
Richard A. A. Heylen
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Jun 29, 2000
Inventor
Richard A. A. Heylen
Assignee (at issue)
Macrovision Europe 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.