Granted Patent
Utility
US 6,324,501 · App. 09/376,455
Signal dependent speech modifications
Inventors:
Ioannis Stylianou, David A. Kapilow, Juergen Schroeter
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Aug 18, 1999
Inventors
Ioannis Stylianou
David A. Kapilow
Juergen Schroeter
Assignee (at issue)
AT&T CORP.
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.