Granted Patent
Utility
US 4,975,896 · App. 06/895,010
Communications network and method
Inventors:
Nicholas A. D'Agosto, III, David B. Chamberlin, Jy-Hong Su, Jeremy Saltzman
Patented Case
View Patent ↗
Granted: Dec 4, 1990
Filed: Aug 8, 1986
Inventors
Nicholas A. D'Agosto, III
David B. Chamberlin
Jy-Hong Su
Jeremy Saltzman
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.