Granted Patent
Utility
US 6,275,576 · App. 09/393,763
Method and system for providing calling name identification requery
Inventors:
Ron Urban, Jim Kovarik, Bill Wojtczak
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Sep 10, 1999
Inventors
Ron Urban
Jim Kovarik
Bill Wojtczak
Assignee (at issue)
AMERITECH 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.