Granted Patent
Utility
US 5,666,399 · App. 08/414,609
Software architecture for providing communication features to different types of wireless telephones via different communication switching systems
Inventors:
Bruce M. Bales, Craig Steven Chapel, David Chavez, Robert L. Crumpley, Lisa P. Happel, Sandra S. North
Patented Case
View Patent ↗
Granted: Sep 9, 1997
Filed: Mar 31, 1995
Inventors
Bruce M. Bales
Craig Steven Chapel
David Chavez
Robert L. Crumpley
Lisa P. Happel
Sandra S. North
Assignee (at issue)
LUCENT TECHNOLOGIES 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.