Granted Patent
Utility
US 5,655,217 · App. 08/462,686
Spectrum sharing communications system for monitoring available spectrum
Inventor:
Paul Lemson
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Jun 5, 1995
Inventor
Paul Lemson
Assignee (at issue)
Southwestern Bell Technology Resources, 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.