Granted Patent
Utility
US 5,904,017 · App. 08/649,820
Photoluminescent emergency egress accessory
Inventors:
Jerald Glatz, William C. Martin
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: May 17, 1996
Inventors
Jerald Glatz
William C. Martin
Assignee (at issue)
Duramax, 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.