Granted Patent
Utility
US 6,256,504 · App. 08/976,058
Apparatus and method for billing in a wireless communication system
Inventors:
Daniel Tell, John M. Scanlon, Marty H. Singer, David Hose, James A. Fitch
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Nov 21, 1997
Inventors
Daniel Tell
John M. Scanlon
Marty H. Singer
David Hose
James A. Fitch
Assignee (at issue)
Motorola, 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.