Granted Patent
Utility
US 6,813,342 · App. 09/982,450
Implicit area code determination during voice activated dialing
Inventors:
Wesley Allen Chu, Susan Yeh Yung, Ryan J. Bush
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Oct 17, 2001
Inventors
Wesley Allen Chu
Susan Yeh Yung
Ryan J. Bush
Assignee (at issue)
Bevocal LLC
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.