Granted Patent
Utility
US 6,733,950 · App. 09/681,288
Limited play data storage media and method for limiting access to data thereon
Inventors:
Eric Breitung, Eelco van Hamersveld, Daniel R. Olson, Marc Brian Wisnudel
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Mar 14, 2001
Inventors
Eric Breitung
Eelco van Hamersveld
Daniel R. Olson
Marc Brian Wisnudel
Assignee (at issue)
General Electric Company
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.