Granted Patent
Utility
US 5,278,539 · App. 07/834,050
Alerting and warning system
Inventors:
Lyn Lauterbach, Laird Wise
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Feb 11, 1992
Inventors
Lyn Lauterbach
Laird Wise
Assignee (at issue)
Bell Atlantic Network Services
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.