Granted Patent
Utility
US 5,014,171 · App. 07/432,986
Color changeable flashlight
Inventor:
George T. Price, III
Patented Case
View Patent ↗
Granted: May 7, 1991
Filed: Nov 7, 1989
Inventor
George T. Price, III
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.