Granted Patent
Utility
US 6,006,084 · App. 08/863,595
Method and apparatus for providing billing services for a mobile group of communication system users
Inventors:
Nathan West Miller, Daniel R. Tayloe, Kenneth Lee Sowles, Baldev Sangha, Robert Thomas Frederick
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: May 27, 1997
Inventors
Nathan West Miller
Daniel R. Tayloe
Kenneth Lee Sowles
Baldev Sangha
Robert Thomas Frederick
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.