Granted Patent
Utility
US 5,390,175 · App. 08/170,550
Inter-cell switching unit for narrow band ATM networks
Inventors:
Thomas L. Hiller, Ronald A. Spanke, John J. Stanaway, Jr., Alex Lawrence Wierzbicki, Meyer J. Zola
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Dec 20, 1993
Inventors
Thomas L. Hiller
Ronald A. Spanke
John J. Stanaway, Jr.
Alex Lawrence Wierzbicki
Meyer J. Zola
Assignee (at issue)
AT&T 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.