Granted Patent
Utility
US 5,873,030 · App. 08/673,418
Method and system for nationwide mobile telecommunications billing
Inventors:
Stephen W. Mechling, William A. Sims, Thelma Pimental, Phillip Wayne Fought
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jun 28, 1996
Inventors
Stephen W. Mechling
William A. Sims
Thelma Pimental
Phillip Wayne Fought
Assignee (at issue)
MCI Communications 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.