Granted Patent
Utility
US 6,771,971 · App. 09/764,696
Subscriber information service center (SISC)
Inventor:
Steven W. Smith
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Jan 18, 2001
Inventor
Steven W. Smith
Assignee (at issue)
SWS Development, L.L.C.
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.