Granted Patent
Utility
US 6,076,936 · App. 08/756,160
Tread area and step edge lighting system
Inventor:
Ben George
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Nov 25, 1996
Inventor
Ben George
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.