Granted Patent
Utility
US 6,026,151 · App. 08/874,120
Network based determination of cost effective access
Inventors:
Thomas Michael Bauer, Christopher P. Gilboy
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: Jun 12, 1997
Inventors
Thomas Michael Bauer
Christopher P. Gilboy
Assignee (at issue)
AT&T CORP.
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.