Granted Patent
Utility
US 6,771,961 · App. 10/154,856
Method for selecting a wireless communications service provider in a multi-service provider environment
Inventors:
Michael D. Bamburak, John J. Daly, Christopher Gregory Lawrence, Michael Edward Prise, Michael Allen Raffel
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: May 28, 2002
Inventors
Michael D. Bamburak
John J. Daly
Christopher Gregory Lawrence
Michael Edward Prise
Michael Allen Raffel
Assignee (at issue)
AT&T WIRELESS SERVICES, 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.