Granted Patent
Utility
US 5,721,672 · App. 08/644,815
Core modules for a life safety system and structure for supporting such modules in a panel housing
Inventors:
Hilario Costa, Kenneth W. Patterson
Patented Case
View Patent ↗
Granted: Feb 24, 1998
Filed: May 10, 1996
Inventors
Hilario Costa
Kenneth W. Patterson
Assignee (at issue)
Federal Signal Corporation
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.