Granted Patent
Utility
US 5,699,408 · App. 08/512,243
International mobile station identification method and signaling system for cellular radiotelephones and systems
Inventors:
Robert K. Krolopp, Anthony E. Akers
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Aug 7, 1995
Inventors
Robert K. Krolopp
Anthony E. Akers
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.