Granted Patent
Utility
US 4,637,019 · App. 06/661,010
Diagnostic method for addressing arrangement verification
Inventor:
Antonio Rahimzad
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Oct 15, 1984
Inventor
Antonio Rahimzad
Assignee (at issue)
GTE Communication Systems 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.