Granted Patent
Utility
US 5,629,978 · App. 08/558,203
Service delivery using broadband
Inventors:
Mark S. Blumhardt, Carleton A. Smith
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Nov 16, 1995
Inventors
Mark S. Blumhardt
Carleton A. Smith
Assignee (at issue)
US West 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.