Granted Patent
Utility
US 6,724,860 · App. 09/816,823
Methods and apparatus for transmitting accurate emergency location identification numbers (ELINs) from behind a multi-line telephone system (MLTS) after an emergency caller disconnects
Inventors:
Peggy M. Stumer, Nissim Ozery, Jorge Waimin Siu, Heinz Schmitt
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Mar 23, 2001
Inventors
Peggy M. Stumer
Nissim Ozery
Jorge Waimin Siu
Heinz Schmitt
Assignee (at issue)
Siemens Information and Communication Networks, 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.