Granted Patent
Utility
US 5,963,618 · App. 08/844,712
Voice processing system
Inventor:
Lawrence Leon Porter
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Apr 18, 1997
Inventor
Lawrence Leon Porter
Assignee (at issue)
International Business Machines 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.