Granted Patent
Utility
US 5,513,646 · App. 08/239,752
Personal security monitoring system and method
Inventors:
Michael L. Lehrman, Michael D. Halleck, Michael E. Halleck
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: May 9, 1994
Inventors
Michael L. Lehrman
Michael D. Halleck
Michael E. Halleck
Assignee (at issue)
I Am Fine, 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.