Granted Patent
Utility
US 5,303,267 · App. 07/878,043
Multipoint data communications system
Inventor:
Sudhir Gupta
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: May 4, 1992
Inventor
Sudhir Gupta
Assignee (at issue)
DSC Communications Corporation
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.