Granted Patent
Utility
US 5,457,734 · App. 08/089,314
Multi-band cellular radiotelephone system architecture
Inventors:
Can A. Eryaman, Takeo Kanai
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Jul 8, 1993
Inventors
Can A. Eryaman
Takeo Kanai
Assignee (at issue)
AT & T IPM Corp.
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.