Granted Patent
Utility
US 5,202,952 · App. 07/542,520
Large-vocabulary continuous speech prefiltering and processing system
Inventors:
Laurence S. Gillick, Robert Roth
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Jun 22, 1990
Inventors
Laurence S. Gillick
Robert Roth
Assignee (at issue)
Dragon Systems, Inc.
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.