Granted Patent
Utility
US 5,541,983 · App. 08/352,747
Automatic telephone feature selector
Inventor:
Kevin Rose
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Dec 2, 1994
Inventor
Kevin Rose
Assignee (at issue)
Mitel 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.