Granted Patent
Utility
US 6,205,201 · App. 08/876,923
Telephone line testing device
Inventor:
Paul R. Prince
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Jun 16, 1997
Inventor
Paul R. Prince
Assignee (at issue)
ICO, 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.