Granted Patent
Utility
US 5,228,087 · App. 07/908,806
Speech recognition apparatus and methods
Inventor:
Ian Bickerton
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jul 7, 1992
Inventor
Ian Bickerton
Assignee (at issue)
Smiths Industries Public Limited 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.