Granted Patent
Utility
US 6,563,428 · App. 09/853,797
Disaster lighting system for railroad cars
Inventor:
William B. Maley, Sr.
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: May 14, 2001
Inventor
William B. Maley, Sr.
Assignee (at issue)
Techlite 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.