Granted Patent
Utility
US 6,529,602 · App. 08/914,165
Method and apparatus for the secure storage of audio signals
Inventors:
Jay S. Walker, Thomas M. Sparico, James A. Jorasch
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Aug 19, 1997
Inventors
Jay S. Walker
Thomas M. Sparico
James A. Jorasch
Assignee (at issue)
Walker Digital, LLC
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.