Granted Patent
Utility
US 6,068,487 · App. 09/175,642
Speller for reading system
Inventor:
Mark S. Dionne
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Oct 20, 1998
Inventor
Mark S. Dionne
Assignee (at issue)
Lernout & Hauspie Speech Products N.V.
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.