Granted Patent
Utility
US 5,274,358 · App. 07/947,349
Personal safety device having microprocess control and method for operating the same
Inventor:
Bruce Anthony Janis
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Sep 18, 1992
Inventor
Bruce Anthony Janis
Assignee (at issue)
Egis Personal Safety Systems
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.